acceleration

Front

The unit of acceleration is:

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

When is an object under uniform acceleration?

Back

when the velocity change is constant per unit time

Front

As the ball falls towards the ground, its velocity

Back

increases

Front

Which isn't an example of acceleration? Options: When the car is speeding up, When the car slows down, When you fall off a bridge, no change in velocity

Back

no change in 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.