Question

Which statement is an example of velocity? (1 point)

1. A ball rolls 50 centimeters away from the table.

2. A skateboard moves 2 meters per second.

3. A student walks 20 meters down the street.

4. A car travels east at 55 kilometers per hour.

Answer 1

Which characteristic is constant for the car as it travels around the roundabout pictured below?

10 m/s

(1 point)

Direction

Position

Speed

Velocity

Answer 2

Which object has a constant velocity?

Position Time Graph

32.

25

-Object C

Position (m)

Object D

Time (s)

(1 point)

Object C

Object D

Both objects have a constant velocity.

Neither object has a constant velocity.

Answer 3

Which situation is an example of negative acceleration? (1 point)

A car moving at a constant velocity

A bicycle increasing its velocity as the rider pedals harder

A jogger slowing down at the end of a race

A diver jumping off a diving board and falling to the swimming pool below