Physical Science 1A Test Review, Part 2

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

A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?

• 10 m/s
• 1000 m/s
• 100 seconds
• 10 seconds

Total distance divided by total time is

• average speed
• constant speed
• instantaneous speed
• acceleration

What does this graph represent?

• Constant Speed
• Acceleration
• Not moving

Which runner won the race?

• A
• B
• C
• It was a tie

According to the graph how far does the person travel in the first 5 seconds?

• 2 m
• 10 m
• 0 m
• 5 m

What is the person doing from 5 seconds to 10 seconds?

• Walking 
• Running
• Standing Still 
• Walking Fast

Velocity is both ____ and _____. 

• speed , direction 
• direction, mass
• volume, density 
• direction, magnitude 

Which of the following represents a velocity?

• 40 m
• 40 m north
• 40 m/s
• 40 m/s north

When you look at the speedometer of your car, it tells you your....

• Average speed
• Instantaneous speed