Speed & Motion Quiz Review

What is the formula for calculating speed?

• S=T/D

• S=D/T

• S= DxT

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

• 100 m/s

• 10 m/s

• 10 meters

• 100 seconds

Total distance divided by total time is

• acceleration

• instantaneous speed

• average speed

• velocity

What does this graph represent?

• Constant Speed

• Accelerating Speed

• No motion

Which speed is moving faster?

• The dotted line

• The solid line

Which runner finished the race first?

• A

• B

• C

Which runner started off at a farther distance than the other two runners?

• A

• B

• C

According to the graph what distance does the person travel in the first 5 seconds?

• 1 meter

• 5 meters

• 10 meters

• 12.5 meters

What is a reasonable explanation for what happened to this runner from 5 seconds to 10 seconds?

• She went back home.

• She started going faster.

• She started going slower.

• She stopped to try her shoe.

Velocity is both ____ and _____.

• speed and direction

• direction and mass

• volume and density

• acceleration and time