Acceleration Answers
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Which graph shows a negative acceleration?
A
A graph with horizontal axis time (seconds) and vertical axis position (meters). A straight line runs from 0 seconds 0 meters upward.
B
A graph with horizontal axis time (seconds) and vertical axis position (meters). A concave line runs from 0 seconds 0 meters upward.
C
A graph with horizontal axis time (seconds) and vertical axis position (meters). A straight line runs from 0 seconds some positive number meters upward downward to some positive number of seconds 0 meters.
D
Option
2
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Beverly and Carl are in a race. Their graphs show the data.
A
Even though for a majority of the race they accelerated at the same rate, Carl won because his initial acceleration was greater than Beverly’s.B
Even though for a majority of the race they accelerated at the same rate, Beverly won because her initial acceleration was greater than Carl’s.C
Beverly accelerated at a greater rate for the entire race.D
Carl accelerated at a greater rate for the entire race.3
The graph represents velocity over time.
A
–0.4 m/s2B
–0.2 m/s2C
0.2 m/s2D
0.4 m/s24
Which refers to the rate of change in velocity?
A
speedB
accelerationC
directionD
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