Units Practice

Acceleration is defined as the CHANGE in 

• time it takes for one place to move to another place. 
• velocity of an object.
• distance divided by the time interval 
• velocity divided by the time interval 

The unit for Acceleration is usually

• m/s

• m/s²

• m

• s

What is speed?

• how far you go
• how much distance is covered over a period of time
• how fast you accelerate
• the change in the location of a object

Which of the following is a unit of time?

• Seconds

• Kilometres

• Metres

• m/s

Which of the following is a unit of speed?

• km/h

• metres

• seconds

Which of the following is a unit of distance?

• kilometres

• hours

• seconds

• minutes

The van travels 50 km at 90 km/h. How fast is the van going.

For this question: which are you trying to solve for?

• Distance

• Velocity

• Time

The taxi driver maintains a speed of 95 km/h and drives for 45 minutes. How far has the taxi driver gone?

In this question: you are solving for....

• Distance

• Velocity

• Time

Which two factors does speed depend on?

• distance and direction

• direction and time

• distance and time

• distance, time and direction

Acceleration of an object happens when things ________

• slow down
• go faster
• change direction (turn)
• All of the above