ASVAB Flashcards: Verbal, Math, Science & Technical Review

Карточки в этой колоде

1. Карточка 1

   Вопрос

   What is a passage's main idea?

   Ответ

   The central point the author wants the whole passage to communicate.

2. Карточка 2

   Вопрос

   What is the standard order of operations?

   Ответ

   Parentheses → exponents → multiplication and division from left to right → addition and subtraction from left to right.

3. Карточка 3

   Вопрос

   What is the basic structural and functional unit of life?

   Ответ

   The cell.

4. Карточка 4

   Вопрос

   What is electric current?

   Ответ

   The rate at which electric charge flows.

5. Карточка 5

   Вопрос

   What properties stay unchanged when a shape is rotated?

   Ответ

   Its size, side lengths, angles, and handedness stay unchanged; only orientation changes.

6. Карточка 6

   Вопрос

   What does abundant mean?

   Ответ

   Plentiful; present in large amounts.

7. Карточка 7

   Вопрос

   What is a prime number?

   Ответ

   A whole number greater than 1 with exactly two positive factors: 1 and itself.

8. Карточка 8

   Вопрос

   What is the nucleus's main role in a eukaryotic cell?

   Ответ

   It stores most of the cell's DNA and helps control gene activity.

9. Карточка 9

   Вопрос

   What does an internal-combustion engine do?

   Ответ

   Converts fuel's chemical energy into mechanical motion through combustion.

10. Карточка 10

    Вопрос

    How does a reflection affect a shape's orientation?

    Ответ

    It reverses handedness, producing a mirror image.

11. Карточка 11

    Вопрос

    What does the prefix pre- mean?

    Ответ

    Before, as in preview.

12. Карточка 12

    Вопрос

    What is a factor of a number?

    Ответ

    A whole number that divides the number with no remainder.

13. Карточка 13

    Вопрос

    What do mitochondria do?

    Ответ

    They release usable energy from food molecules and make much of the cell's ATP.

14. Карточка 14

    Вопрос

    What eye protection is standard when chips, sparks, or flying debris are possible?

    Ответ

    Properly rated safety glasses or goggles suited to the hazard.

15. Карточка 15

    Вопрос

    What is a translation of a shape?

    Ответ

    A slide that changes position without rotating or reflecting the shape.

16. Карточка 16

    Вопрос

    What is a supporting detail?

    Ответ

    A fact, example, reason, or explanation that develops the main idea.

17. Карточка 17

    Вопрос

    What is a multiple of a number?

    Ответ

    A result of multiplying that number by an integer.

18. Карточка 18

    Вопрос

    What is the cell membrane's main job?

    Ответ

    It controls what enters and leaves the cell.

19. Карточка 19

    Вопрос

    When force acts along the direction of motion, what is mechanical work?

    Ответ

    Force times displacement: $W=Fd$.

20. Карточка 20

    Вопрос

    What must be true of two boundaries that join exactly?

    Ответ

    Their lengths and contours must match while facing in complementary directions.

21. Карточка 21

    Вопрос

    What does concise mean?

    Ответ

    Brief but clear; using no unnecessary words.

22. Карточка 22

    Вопрос

    How do you convert a fraction to a decimal?

    Ответ

    Divide the numerator by the denominator.

23. Карточка 23

    Вопрос

    What is photosynthesis?

    Ответ

    The process by which plants, algae, and some microbes use light energy to make sugars from carbon dioxide and water.

24. Карточка 24

    Вопрос

    What is the SI unit of electric current?

    Ответ

    The ampere, or amp.

25. Карточка 25

    Вопрос

    How should a tab-and-slot pair behave in a valid assembly?

    Ответ

    The tab should fit the slot without leaving a gap or creating overlap.

26. Карточка 26

    Вопрос

    What does the suffix -less mean?

    Ответ

    Without, as in careless.

27. Карточка 27

    Вопрос

    How do you convert a decimal to a percent?

    Ответ

    Multiply by 100 and add the percent sign.

28. Карточка 28

    Вопрос

    What is cellular respiration?

    Ответ

    A process that releases energy from food molecules, commonly using oxygen and producing carbon dioxide and water.

29. Карточка 29

    Вопрос

    What does a piston do in a reciprocating engine?

    Ответ

    Moves back and forth in the cylinder and transfers combustion force to the connecting rod.

30. Карточка 30

    Вопрос

    Which edges determine an assembled object's outer silhouette?

    Ответ

    Only edges that remain exposed after the pieces join.

31. Карточка 31

    Вопрос

    What is an inference in reading?

    Ответ

    A conclusion supported by passage evidence even when it is not stated directly.

32. Карточка 32

    Вопрос

    How do you convert a percent to a decimal?

    Ответ

    Divide by 100, or move the decimal point two places left.

33. Карточка 33

    Вопрос

    What is DNA?

    Ответ

    The molecule that stores hereditary information in living organisms.

34. Карточка 34

    Вопрос

    What fastener is a Phillips screwdriver designed to turn?

    Ответ

    A screw with a cross-shaped recess.

35. Карточка 35

    Вопрос

    What usually happens to two edges joined along a shared boundary?

    Ответ

    They become internal to the assembly rather than part of the outside outline.

36. Карточка 36

    Вопрос

    What does diligent mean?

    Ответ

    Careful and persistent in one's work.

37. Карточка 37

    Вопрос

    What is the reciprocal of a nonzero number?

    Ответ

    The number that gives 1 when multiplied by the original number; for $a/b$, it is $b/a$.

38. Карточка 38

    Вопрос

    What is a gene?

    Ответ

    A segment of DNA that contributes to a functional product or inherited trait.

39. Карточка 39

    Вопрос

    What is mechanical power?

    Ответ

    The rate of doing work: $P=W/t$.

40. Карточка 40

    Вопрос

    Why does overlap eliminate a proposed piece arrangement?

    Ответ

    Solid pieces cannot occupy the same area in a valid assembly.

41. Карточка 41

    Вопрос

    What does the root bio mean?

    Ответ

    Life, as in biology.

42. Карточка 42

    Вопрос

    What makes two fractions equivalent?

    Ответ

    They represent the same value because the numerator and denominator were multiplied or divided by the same nonzero number.

43. Карточка 43

    Вопрос

    What is an allele?

    Ответ

    One version of a gene.

44. Карточка 44

    Вопрос

    What is voltage?

    Ответ

    Electric potential difference: energy transferred per unit charge.

45. Карточка 45

    Вопрос

    What scale rule applies when comparing pieces meant to join?

    Ответ

    They must be compared at the same scale; rotation does not resize a piece.

46. Карточка 46

    Вопрос

    What is an author's purpose?

    Ответ

    The main reason for writing, such as to inform, explain, persuade, or entertain.

47. Карточка 47

    Вопрос

    What does a ratio compare?

    Ответ

    Two quantities by division.

48. Карточка 48

    Вопрос

    What is the main job of red blood cells?

    Ответ

    Carry oxygen, mainly through hemoglobin.

49. Карточка 49

    Вопрос

    What does a crankshaft do in a piston engine?

    Ответ

    Converts the pistons' back-and-forth motion into rotation.

50. Карточка 50

    Вопрос

    What is a useful anchor for mental assembly?

    Ответ

    A distinctive corner, notch, tab, or long edge that can be tracked across rotations.

51. Карточка 51

    Вопрос

    What does obsolete mean?

    Ответ

    No longer used because something newer has replaced it.

52. Карточка 52

    Вопрос

    What is a proportion?

    Ответ

    An equation stating that two ratios are equal.

53. Карточка 53

    Вопрос

    What is the main job of white blood cells?

    Ответ

    Help defend the body against infection and other threats.

54. Карточка 54

    Вопрос

    What fastener is a slotted screwdriver designed to turn?

    Ответ

    A screw with one straight slot.

55. Карточка 55

    Вопрос

    What should you track while mentally rotating a complex piece?

    Ответ

    One distinctive landmark and its relationship to nearby edges.

56. Карточка 56

    Вопрос

    What does the prefix anti- mean?

    Ответ

    Against or opposed to, as in antifreeze.

57. Карточка 57

    Вопрос

    How do you find the arithmetic mean?

    Ответ

    Add all values and divide by the number of values.

58. Карточка 58

    Вопрос

    What does a neuron do?

    Ответ

    Receives and transmits information through electrical and chemical signals.

59. Карточка 59

    Вопрос

    How is ideal mechanical advantage defined?

    Ответ

    Ideal mechanical advantage is input distance divided by output distance. In a frictionless ideal machine, it also equals output force divided by input force.

60. Карточка 60

    Вопрос

    How can symmetry help with a spatial-relation problem?

    Ответ

    It reveals repeated or mirrored positions. Reflection reverses handedness, so a candidate must match the target's handedness.

61. Карточка 61

    Вопрос

    How does a definition context clue help with an unfamiliar word?

    Ответ

    The sentence directly explains the word's meaning nearby.

62. Карточка 62

    Вопрос

    What is the median?

    Ответ

    The middle value after the data are ordered, or the mean of the two middle values when the count is even.

63. Карточка 63

    Вопрос

    What is homeostasis?

    Ответ

    The maintenance of relatively stable internal conditions despite outside change.

64. Карточка 64

    Вопрос

    What is the SI unit of voltage?

    Ответ

    The volt.

65. Карточка 65

    Вопрос

    Does viewing an object from another angle change the object itself?

    Ответ

    No. The visible faces and edges change, but the object's dimensions and connections do not.

66. Карточка 66

    Вопрос

    What does reluctant mean?

    Ответ

    Unwilling or hesitant.

67. Карточка 67

    Вопрос

    Why use a least common denominator when adding fractions?

    Ответ

    It gives the fractions a shared unit size so their numerators can be combined.

68. Карточка 68

    Вопрос

    What is an ecosystem?

    Ответ

    A community of organisms interacting with each other and with their physical environment.

69. Карточка 69

    Вопрос

    What does a camshaft control in a four-stroke engine?

    Ответ

    The timing of intake and exhaust valve opening and closing.

70. Карточка 70

    Вопрос

    How can a hidden edge be inferred in a simple assembly?

    Ответ

    Continue the visible boundary consistently unless another piece blocks or joins it.

71. Карточка 71

    Вопрос

    What does the root geo mean?

    Ответ

    Earth, as in geology.

72. Карточка 72

    Вопрос

    What is absolute value?

    Ответ

    A number's distance from zero, so it is never negative.

73. Карточка 73

    Вопрос

    What is natural selection?

    Ответ

    Individuals with heritable traits suited to an environment tend to leave more offspring, so those traits become more common.

74. Карточка 74

    Вопрос

    What is an open-end wrench mainly used for?

    Ответ

    Turning nuts and bolt heads that can be reached from the side.

75. Карточка 75

    Вопрос

    What quick checks can eliminate an impossible assembly?

    Ответ

    Mismatched edge lengths, wrong corner counts, overlap, gaps, or an outer outline that cannot be formed.

76. Карточка 76

    Вопрос

    What do contrast signals such as however or although tell a reader?

    Ответ

    The next idea differs from or qualifies the previous idea.

77. Карточка 77

    Вопрос

    What is a variable?

    Ответ

    A symbol that represents an unknown or changeable value.

78. Карточка 78

    Вопрос

    What is an atom?

    Ответ

    The smallest unit of an element that retains that element's chemical identity.

79. Карточка 79

    Вопрос

    What is a fulcrum?

    Ответ

    The pivot point of a lever.

80. Карточка 80

    Вопрос

    What does impartial mean?

    Ответ

    Fair and not favoring one side.

81. Карточка 81

    Вопрос

    What is a coefficient?

    Ответ

    A number that multiplies a variable.

82. Карточка 82

    Вопрос

    What is an element?

    Ответ

    A pure substance made of atoms with the same number of protons.

83. Карточка 83

    Вопрос

    What is electrical resistance?

    Ответ

    Opposition to electric current.

84. Карточка 84

    Вопрос

    What does the suffix -ology mean?

    Ответ

    The study of, as in geology.

85. Карточка 85

    Вопрос

    What is the distributive property?

    Ответ

    Multiply the outside factor by every term inside: $a(b+c)=ab+ac$.

86. Карточка 86

    Вопрос

    What is a compound?

    Ответ

    A substance made of two or more elements chemically bonded in fixed proportions.

87. Карточка 87

    Вопрос

    What does a spark plug do in a gasoline engine?

    Ответ

    Creates the spark that ignites the compressed air-fuel mixture.

88. Карточка 88

    Вопрос

    What do cause-and-effect signals help a reader identify?

    Ответ

    Why something happened and what resulted from it.

89. Карточка 89

    Вопрос

    When can algebraic terms be combined?

    Ответ

    When they are like terms with the same variable parts and exponents.

90. Карточка 90

    Вопрос

    What defines a physical change?

    Ответ

    The material changes form or state without becoming a different substance.

91. Карточка 91

    Вопрос

    What is the main advantage of a socket wrench?

    Ответ

    Its socket surrounds the fastener head, giving secure contact and efficient repeated turning.

92. Карточка 92

    Вопрос

    What does feasible mean?

    Ответ

    Possible and practical to do.

93. Карточка 93

    Вопрос

    For a positive whole-number exponent, what does the exponent tell you?

    Ответ

    How many times the base is used as a factor.

94. Карточка 94

    Вопрос

    What defines a chemical change?

    Ответ

    One or more substances become new substances with different chemical compositions.

95. Карточка 95

    Вопрос

    Where is the fulcrum in a first-class lever?

    Ответ

    Between the effort and the load.

96. Карточка 96

    Вопрос

    What does the prefix inter- mean?

    Ответ

    Between or among, as in interstate.

97. Карточка 97

    Вопрос

    What is the product-of-powers rule for the same base?

    Ответ

    Add the exponents: $a^m a^n=a^{m+n}$.

98. Карточка 98

    Вопрос

    What does conservation of mass mean in an ordinary chemical reaction?

    Ответ

    Atoms are rearranged, but total mass stays constant in a closed system.

99. Карточка 99

    Вопрос

    What is the SI unit of electrical resistance?

    Ответ

    The ohm.

100. Карточка 100

     Вопрос

     What is a pronoun's referent?

     Ответ

     The noun or noun phrase that the pronoun stands for.

101. Карточка 101

     Вопрос

     What does a negative exponent mean?

     Ответ

     For nonzero $a$, $a^{-n}=1/a^n$.

102. Карточка 102

     Вопрос

     What is density?

     Ответ

     Mass per unit volume: $\rho=m/V$.

103. Карточка 103

     Вопрос

     What does a fuel injector do?

     Ответ

     Meters and sprays fuel into the engine's air path or combustion chamber.

104. Карточка 104

     Вопрос

     What does ambiguous mean?

     Ответ

     Open to more than one interpretation; unclear.

105. Карточка 105

     Вопрос

     What is a square root of a number?

     Ответ

     A value that produces the number when multiplied by itself.

106. Карточка 106

     Вопрос

     What relationship does Newton's second law express?

     Ответ

     Net force equals mass times acceleration: $F=ma$.

107. Карточка 107

     Вопрос

     What is an adjustable wrench used for?

     Ответ

     Turning different sizes of nuts or bolt heads with one movable jaw.

108. Карточка 108

     Вопрос

     What does the root cred mean?

     Ответ

     Believe or trust, as in credible.

109. Карточка 109

     Вопрос

     What is the core rule for solving a linear equation?

     Ответ

     Use inverse operations while performing the same operation on both sides.

110. Карточка 110

     Вопрос

     How does velocity differ from speed?

     Ответ

     Velocity includes direction; speed does not.

     

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111. Карточка 111

     Вопрос

     Where is the load in a second-class lever?

     Ответ

     Between the fulcrum and the effort.

112. Карточка 112

     Вопрос

     How does a fact differ from an opinion?

     Ответ

     A fact can be checked against evidence; an opinion expresses a judgment or belief.

113. Карточка 113

     Вопрос

     What is the slope formula between two points?

     Ответ

     $m=(y_2-y_1)/(x_2-x_1)$, provided $x_2\ne x_1$.

114. Карточка 114

     Вопрос

     What is energy?

     Ответ

     The capacity to do work or cause change.

115. Карточка 115

     Вопрос

     What relationship does Ohm's law express?

     Ответ

     Voltage equals current times resistance: $V=IR$.

116. Карточка 116

     Вопрос

     What does meticulous mean?

     Ответ

     Very careful about small details.

117. Карточка 117

     Вопрос

     What does $y=mx+b$ show?

     Ответ

     A line with slope $m$ and vertical intercept $b$.

118. Карточка 118

     Вопрос

     What is conduction?

     Ответ

     Heat transfer through direct particle contact, especially within or between solids.

119. Карточка 119

     Вопрос

     What does a vehicle radiator do?

     Ответ

     Transfers heat from engine coolant to the surrounding air.

120. Карточка 120

     Вопрос

     What does scarce mean?

     Ответ

     Limited in supply; hard to find.

121. Карточка 121

     Вопрос

     When must an inequality sign reverse?

     Ответ

     When both sides are multiplied or divided by a negative number.

122. Карточка 122

     Вопрос

     What is convection?

     Ответ

     Heat transfer by the bulk motion of a fluid such as air or water.

123. Карточка 123

     Вопрос

     What are general-purpose pliers mainly used for?

     Ответ

     Gripping, holding, and bending objects.

124. Карточка 124

     Вопрос

     What does a compare-and-contrast structure show?

     Ответ

     How two or more subjects are alike and different.

125. Карточка 125

     Вопрос

     What is a solution to a system of two equations?

     Ответ

     A value pair that makes both equations true.

126. Карточка 126

     Вопрос

     What is thermal radiation?

     Ответ

     Energy transfer by electromagnetic waves; it does not require matter.

127. Карточка 127

     Вопрос

     Where is the effort in a third-class lever?

     Ответ

     Between the fulcrum and the load.

128. Карточка 128

     Вопрос

     What does resilient mean?

     Ответ

     Able to recover or adapt after difficulty.

129. Карточка 129

     Вопрос

     How do you factor out a greatest common factor?

     Ответ

     Divide every term by the common factor and place that factor outside parentheses.

130. Карточка 130

     Вопрос

     What is Earth's crust?

     Ответ

     The planet's thin, solid outermost layer.

131. Карточка 131

     Вопрос

     What is electrical power in a DC circuit?

     Ответ

     Voltage times current: $P=VI$.

132. Карточка 132

     Вопрос

     What does versatile mean?

     Ответ

     Able to serve several purposes or adapt to different tasks.

133. Карточка 133

     Вопрос

     What is the quadratic formula for $ax^2+bx+c=0$?

     Ответ

     $x=(-b\pm\sqrt{b^2-4ac})/(2a)$.

134. Карточка 134

     Вопрос

     What is Earth's mantle?

     Ответ

     The thick layer of hot rock between the crust and core; it flows slowly over long times.

135. Карточка 135

     Вопрос

     What does an engine thermostat regulate?

     Ответ

     Coolant flow based on temperature so the engine warms up and avoids overheating.

136. Карточка 136

     Вопрос

     What do sequence signals such as first, next, and finally show?

     Ответ

     The order in which steps or events occur.

137. Карточка 137

     Вопрос

     What is the perimeter of a rectangle?

     Ответ

     $P=2l+2w$.

138. Карточка 138

     Вопрос

     What is Earth's core?

     Ответ

     The iron-rich central region, with a liquid outer core and solid inner core.

139. Карточка 139

     Вопрос

     What is a ball-peen hammer mainly used for?

     Ответ

     Shaping metal and striking punches or rivets.

140. Карточка 140

     Вопрос

     What does sporadic mean?

     Ответ

     Occurring irregularly or only from time to time.

141. Карточка 141

     Вопрос

     What is the area of a rectangle?

     Ответ

     $A=lw$.

142. Карточка 142

     Вопрос

     What does the rock cycle describe?

     Ответ

     How igneous, sedimentary, and metamorphic rocks change from one type to another.

143. Карточка 143

     Вопрос

     What does a fixed pulley change in the ideal case?

     Ответ

     The direction of the effort; its ideal mechanical advantage is 1.

144. Карточка 144

     Вопрос

     What does frugal mean?

     Ответ

     Careful about spending or using resources.

145. Карточка 145

     Вопрос

     What is the area of a triangle?

     Ответ

     $A=bh/2$.

146. Карточка 146

     Вопрос

     How does weather differ from climate?

     Ответ

     Weather is short-term atmospheric conditions; climate is the long-term pattern for a region.

147. Карточка 147

     Вопрос

     What is an electrical conductor?

     Ответ

     A material that allows electric charge to move relatively easily.

148. Карточка 148

     Вопрос

     What is tone in a passage?

     Ответ

     The author's attitude toward the subject or audience.

149. Карточка 149

     Вопрос

     What is the circumference of a circle?

     Ответ

     $C=2\pi r$ or $C=\pi d$.

150. Карточка 150

     Вопрос

     What is evaporation in the water cycle?

     Ответ

     Liquid water changing into water vapor.

151. Карточка 151

     Вопрос

     What does an alternator do while a vehicle's engine runs?

     Ответ

     Supplies electrical power and recharges the battery.

152. Карточка 152

     Вопрос

     What does novice mean?

     Ответ

     A beginner.

153. Карточка 153

     Вопрос

     What is the area of a circle?

     Ответ

     $A=\pi r^2$.

154. Карточка 154

     Вопрос

     What is condensation in the water cycle?

     Ответ

     Water vapor cooling into liquid droplets.

155. Карточка 155

     Вопрос

     What is a hacksaw mainly used to cut?

     Ответ

     Metal and some plastics, using a fine-toothed blade.

156. Карточка 156

     Вопрос

     What does the prefix trans- mean?

     Ответ

     Across, through, or beyond, as in transport.

157. Карточка 157

     Вопрос

     What relationship does the Pythagorean theorem give for a right triangle?

     Ответ

     $a^2+b^2=c^2$, where $c$ is the hypotenuse.

158. Карточка 158

     Вопрос

     What is precipitation?

     Ответ

     Water falling from clouds as rain, snow, sleet, or hail.

159. Карточка 159

     Вопрос

     What is the ideal mechanical advantage of one movable pulley supported by two rope segments?

     Ответ

     2; the load is shared by two supporting rope segments.

160. Карточка 160

     Вопрос

     What is a summary?

     Ответ

     A brief statement of the main idea and the most important supporting points.

161. Карточка 161

     Вопрос

     What is the sum of a triangle's interior angles?

     Ответ

     $180^\circ$.

162. Карточка 162

     Вопрос

     What does plate tectonics explain?

     Ответ

     The movement of Earth's lithospheric plates and many earthquakes, volcanoes, and mountain ranges.

163. Карточка 163

     Вопрос

     What is an electrical insulator?

     Ответ

     A material that strongly resists the movement of electric charge.

164. Карточка 164

     Вопрос

     What does verify mean?

     Ответ

     Confirm that something is true or accurate.

165. Карточка 165

     Вопрос

     What are complementary angles?

     Ответ

     Two angles whose measures add to $90^\circ$.

166. Карточка 166

     Вопрос

     What primarily causes Earth's seasons?

     Ответ

     Earth's axial tilt as it orbits the Sun.

167. Карточка 167

     Вопрос

     What is a vehicle battery's main starting role?

     Ответ

     Provides electrical energy to the starter motor and ignition or control systems.

168. Карточка 168

     Вопрос

     What does plausible mean?

     Ответ

     Reasonable or believable.

169. Карточка 169

     Вопрос

     What are supplementary angles?

     Ответ

     Two angles whose measures add to $180^\circ$.

170. Карточка 170

     Вопрос

     What causes the Moon's phases?

     Ответ

     Our view of the Moon's sunlit half changes as the Moon orbits Earth.

171. Карточка 171

     Вопрос

     What does a hand file do?

     Ответ

     Removes small amounts of material to shape, deburr, or smooth a surface.

172. Карточка 172

     Вопрос

     What is a word's connotation?

     Ответ

     The feeling or association a word suggests beyond its literal meaning.

173. Карточка 173

     Вопрос

     What is the area of a parallelogram?

     Ответ

     $A=bh$, using the perpendicular height.

174. Карточка 174

     Вопрос

     What keeps planets in orbit around the Sun?

     Ответ

     Gravity supplies the inward force that bends their motion into an orbit.

175. Карточка 175

     Вопрос

     How do the speeds of two meshed gears compare?

     Ответ

     The smaller gear turns faster; speed is inversely related to tooth count.

176. Карточка 176

     Вопрос

     What does prudent mean?

     Ответ

     Careful and sensible about future consequences.

177. Карточка 177

     Вопрос

     What is the area of a trapezoid?

     Ответ

     $A=(b_1+b_2)h/2$.

178. Карточка 178

     Вопрос

     How does current behave in a simple series circuit?

     Ответ

     The same current passes through every component.

179. Карточка 179

     Вопрос

     What does the prefix mis- mean?

     Ответ

     Wrongly or badly, as in misjudge.

180. Карточка 180

     Вопрос

     What is the volume of a rectangular prism?

     Ответ

     $V=lwh$.

181. Карточка 181

     Вопрос

     What does a vehicle transmission do?

     Ответ

     Changes the speed-and-torque relationship between the engine and the drive wheels.

182. Карточка 182

     Вопрос

     What is a paraphrase?

     Ответ

     A restatement of the same idea in different words without changing its meaning.

183. Карточка 183

     Вопрос

     What is the volume of a cylinder?

     Ответ

     $V=\pi r^2h$.

184. Карточка 184

     Вопрос

     What does a drill bit do?

     Ответ

     Cuts a hole as it rotates; the bit type must match the material.

185. Карточка 185

     Вопрос

     What does tangible mean?

     Ответ

     Able to be touched; more broadly, real and definite.

186. Карточка 186

     Вопрос

     What is the surface area of a rectangular prism?

     Ответ

     $SA=2lw+2lh+2wh$.

187. Карточка 187

     Вопрос

     Which directions do two directly meshed external gears rotate?

     Ответ

     Opposite directions.

188. Карточка 188

     Вопрос

     What does candid mean?

     Ответ

     Honest and direct.

189. Карточка 189

     Вопрос

     How do corresponding lengths compare in similar figures?

     Ответ

     They share one scale factor; corresponding angles stay equal.

190. Карточка 190

     Вопрос

     How does voltage behave across branches of an ideal parallel circuit?

     Ответ

     Each branch has the same voltage as the source.

191. Карточка 191

     Вопрос

     What equation links distance, rate, and time?

     Ответ

     $d=rt$.

192. Карточка 192

     Вопрос

     What does a differential let driven wheels do?

     Ответ

     Rotate at different speeds while still receiving torque.

193. Карточка 193

     Вопрос

     What is the simple-interest formula?

     Ответ

     $I=Prt$, where $P$ is principal, $r$ is the decimal annual rate, and $t$ is time in years.

194. Карточка 194

     Вопрос

     What does a bench vise do?

     Ответ

     Holds a workpiece firmly while it is cut, filed, drilled, or assembled.

195. Карточка 195

     Вопрос

     How do you find a unit rate?

     Ответ

     Divide to express the quantity per one unit.

196. Карточка 196

     Вопрос

     How does an inclined plane trade force for distance?

     Ответ

     It reduces the required input force by increasing the distance over which the force acts.

197. Карточка 197

     Вопрос

     How do you calculate signed percent change?

     Ответ

     $\text{percent change}=(\text{new}-\text{original})/\text{original}\times100\%$, when the original is nonzero. A positive result is an increase; a negative result is a decrease.

198. Карточка 198

     Вопрос

     What is an open circuit?

     Ответ

     A broken or incomplete path in which current cannot flow through the intended loop.

199. Карточка 199

     Вопрос

     What two equations set up a two-part mixture problem?

     Ответ

     Use both $a_1+a_2=A$ and $c_1a_1+c_2a_2=c_tA$. The $a$ values are amounts in compatible units, and the $c$ values are decimal concentrations.

200. Карточка 200

     Вопрос

     How does a disc brake slow a wheel?

     Ответ

     A caliper presses pads against a rotating disc, creating friction.

201. Карточка 201

     Вопрос

     How do combined work rates relate?

     Ответ

     Add the individual rates: $1/T=1/t_1+1/t_2$ for two workers acting together.

202. Карточка 202

     Вопрос

     What is pressure?

     Ответ

     Force per unit area: $p=F/A$.

203. Карточка 203

     Вопрос

     For equally likely outcomes, how is probability found?

     Ответ

     Favorable outcomes divided by total possible outcomes.

204. Карточка 204

     Вопрос

     What is a closed circuit?

     Ответ

     A complete conducting path that allows current to flow.

205. Карточка 205

     Вопрос

     How does a scale drawing connect drawing length to actual length?

     Ответ

     Corresponding lengths form an equal ratio using one consistent scale factor.

206. Карточка 206

     Вопрос

     What are the main jobs of tire tread?

     Ответ

     Provide grip and channel water away from the tire's contact area.

207. Карточка 207

     Вопрос

     How can two consecutive integers be represented algebraically?

     Ответ

     $n$ and $n+1$.

208. Карточка 208

     Вопрос

     What does Pascal's principle say?

     Ответ

     A change in pressure applied to a confined fluid is transmitted undiminished throughout the fluid and to the container walls.

209. Карточка 209

     Вопрос

     Why must you reverse the order in a phrase such as “5 less than $x$”?

     Ответ

     “5 less than $x$” means $x-5$, because the amount is subtracted from $x$.

210. Карточка 210

     Вопрос

     What is a short circuit?

     Ответ

     An unintended low-resistance path that can produce dangerously high current.

211. Карточка 211

     Вопрос

     What does engine oil do?

     Ответ

     Lubricates moving parts, reduces friction and wear, and helps carry heat and contaminants away.

212. Карточка 212

     Вопрос

     What does a capacitor store?

     Ответ

     Electric charge and energy in an electric field.

213. Карточка 213

     Вопрос

     What is the buoyant force on an immersed object equal to?

     Ответ

     The weight of the fluid the object displaces.

214. Карточка 214

     Вопрос

     What does a fuse do?

     Ответ

     Melts and opens the circuit when current exceeds its rated limit.

215. Карточка 215

     Вопрос

     What does friction do?

     Ответ

     Opposes relative motion or the tendency of motion between contacting surfaces.

216. Карточка 216

     Вопрос

     What does a resistor do in a circuit?

     Ответ

     Limits current or creates a controlled voltage drop.

217. Карточка 217

     Вопрос

     How does a lower center of gravity usually affect stability?

     Ответ

     It makes an object less likely to tip.

218. Карточка 218

     Вопрос

     What does a circuit breaker do?

     Ответ

     Opens a circuit when current is excessive and can usually be reset after the fault is cleared.

219. Карточка 219

     Вопрос

     What is torque?

     Ответ

     The turning effect of a force: force times perpendicular lever arm.

220. Карточка 220

     Вопрос

     What does a diode do?

     Ответ

     Allows current mainly in one direction while blocking it in the reverse direction.

220 карточек

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