Acceleration

Front

Acceleration can be classified as _____________.

Back

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

Front

The unit of acceleration is _____________.

Back

(m/s²)

Front

Which of the following could not be a unit of acceleration? A. km/s² B. cm/s² C. km/s D. m/s²

Back

C. km/s

Front

Acceleration is the rate of change in _____________.

Back

velocity

Front

The picture of the position vs. time graph shows an object that is _____________.

Back

accelerating/speeding up

Front

What is the formula for calculating acceleration?

Back

a = (final velocity - initial velocity) / time

Front

If an object is moving at a constant speed, its acceleration is _____________.

Back

0 m/s²

Front

What does a negative acceleration indicate?

Back

The object is slowing down.

Front

What is the acceleration of an object in free fall (ignoring air resistance)?

Back

Approximately 9.81 m/s² downward.

Front

What is the difference between speed and velocity?

Back

Speed is scalar (magnitude only), while velocity is vector (magnitude and direction).