Front

Michael is studying physics and comes across a formula that requires a value in a specific unit for acceleration. Which of the following units should he use? km/s, m/s², mi/hr, ft

Back

m/s²

Front

When Nora drives her car around a corner at 20 mph, why do we say it accelerates?

Back

The car is accelerating because it's changing direction.

Front

Acceleration is defined as the CHANGE in

Back

velocity divided by the time interval

Front

A roller coaster accelerates from an initial velocity of 0.0 m/s to a final velocity of 60 m/s over 3 seconds. What's the acceleration?

Back

20 m/s²

Front

A drag racer accelerated from 0 m/s to 200 m/s in 5 s. What was the acceleration?

Back

40 m/s²

Front

Acceleration can be classified as _______________

Back

Speeding up, Slowing Down, Changing directions, All of the above

Front

What does the solid curve on this graph represent?

Back

Positive acceleration (speeding up)

Front

Which graph is showing positive acceleration (getting faster)?

Back

D

Front

Which graph is showing a faster constant speed? Options: B, F, They show the same speed

Back

B

Front

What is happening between 4 and 5 seconds?

Back

The object is speeding up in a negative direction