Lab: Motion — Unit test Answers
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Which statement can be supported by using a position-time graph?
A
A negative slope results when an individual is moving away from the origin.B
A horizontal line on the graph means the individual is moving at a non-zero velocity.C
A positive slope results when an individual is moving away from the origin.D
The speed of an individual cannot be determined from this type of graph.23
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Keisha told her friend that she can get to the town library by walking one mile east, turning left, and then walking a half a mile north.Which best describes how Keisha can improve these instructions to better help her friend find the library?
A
using meters as the unit instead of milesB
drawing a picture of the library on a line diagramC
estimating the amount of time to get to the libraryD
providing a reference point24
The graph represents velocity over time.
A
–0.4 m/s2B
–0.2 m/s2C
0.2 m/s2D
0.4 m/s225
Which of these is an example of acceleration?
A
a bicyclist turning around a cornerB
a car parked in a drivewayC
a bus traveling north at 25m/sD
a helicopter waiting to take offDid you find these answers helpful?
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