Acceleration Answers

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Which of these is an example of acceleration?

a
a bicyclist turning around a corner
a
a car parked in a driveway
a
a bus traveling north at 25m/s
a
a helicopter waiting to take off
3

most likely

A
A final velocity that is faster than an initial velocity.
A
A time that is less than a half hour.
A
An initial velocity that is faster than a final velocity.
A
A time that is greater than a half hour.
6

If the change in velocity increases, what happens to the acceleration during the same time period?

A
Acceleration decreases.
A
Acceleration increases.
A
Acceleration becomes negative.
A
Acceleration becomes steady.
7

The graph depicts the velocity and times of Elan and Anna during a race.

Question illustration
F
From 0 to 2 seconds, Anna experienced negative acceleration.
F
From 3 to 6 seconds, Elan accelerated while Anna did not.
F
From 6 to 8 seconds, Elan accelerated faster than Anna.
F
From 8 to 10 seconds, Elan experienced negative acceleration.
8

best

I
Isla had negative acceleration, and Hazel had positive.
I
Isla's change in velocity occurred over a shorter time than Hazel's.
I
Isla had positive acceleration, and Hazel had negative.
I
Isla went a farther distance than Hazel.

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