Acceleration

Front

What is the unit of acceleration?

Back

m/s²

Front

A negative acceleration means that your object is:
- constant
- speeding up
- at rest
- slowing down

Back

slowing down

Front

A positive acceleration means that your object is:
- at rest
- speeding up
- moving
- slowing down

Back

speeding up

Front

Acceleration: is the rate of change in

Back

velocity

Front

A bus starts from rest and accelerates to 14 m/s in 4 s. What is the average acceleration of the bus?

Back

3.5 m/s²

Front

Which of the following objects is accelerating?

• A car driving in a northwest at a constant speed of 35 mph.
• A car driving southwest at a constant speed of 35 mph.
• A car driving in a circle at a constant speed of 35 mph.
• A car driving south at a constant speed of 45 mph.

Back

A car driving in a circle at a constant speed of 35 mph.

Front

A car accelerates from a standstill to 70 m/s in 10 seconds. What is the acceleration?

Back

7m/s²

Front

What is happening in this graph from point A to B?

Back

The object is moving at a constant speed.

Front

Which graph shows the object standing still? Options: A, B, C, D

Back

B

Front

A box sliding down an inclined plane attains a velocity of 27 m/s in 3 seconds from rest. Find the acceleration.

Back

9 m/s²