Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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The
relationship among speed, distance, and time is ____. a. | t =
s/d | c. | s =
dt | b. | d = t/s | d. | s = d/t | | | | |
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2.
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A
single point on a distance-time graph tells the ____. a. | instantaneous
speed | c. | constant
speed | b. | average speed | d. | average velocity | | | | |
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3.
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A
merry-go-round horse moves at a constant speed but at a changing ____. a. | velocity | c. | inertia | b. | balanced force | d. | unbalanced force | | | | |
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4.
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If
you ride your bike up a hill, then ride down the other side, your acceleration is
____. a. | all
positive | c. | first positive,
then negative | b. | all negative | d. | first negative, then positive | | | | |
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5.
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A
horizontal line on a velocity/time graph shows ____ acceleration. a. | positive | c. | changing | b. | negative | d. | zero | | | | |
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6.
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Inertia varies depending on ____. a. | force | c. | velocity | b. | mass | d. | motion | | | | |
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7.
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Newton's first law of motion is also called the law of ____. a. | mass | c. | force | b. | inertia | d. | constant velocity | | | | |
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