Motion Test B

4 m/s is an example of a(n) _____.

• A. speed

• B. velocity

• C. time

• D. acceleration

A car moves around a turn at 45 mi/hr. The car has a constant _____.

• A. speed

• B. velocity

• C. direction

• D. acceleration

If you ride your bicycle 100 m down a road and back to the start, your distance is _____ your displacement.

• A. greater than

• B. equal to

• C. less than

• D. can’t determine

An indicator that orients you when describing motion is called the __________.

• A. time

• B. speed

• C. reference point

• D. point of motion

How long will it take an object traveling at 25 m/s to reach 125 meters?

• A. 5 s

• B. 0.2 min

• C. 5 m

• D. 0.2 s

A high-speed train travels at 227 km/hr for 2 hours. How far does it travel?

• A. 113.5 km

• B. 454 km

• C. 0.0088 km

• D. 225 km

A cross-country runner runs 10 km in 40 minutes. What is his average speed?

• A. 30 km/min

• B. 4 km/min

• C. 400 km/min

• D. 0.25 km/min

What does the slope of a velocity vs. time graph indicate?

• A. the total distance traveled

• B. the speed of the object

• C. the time it took for the object to travel

• D. the acceleration

A horizontal line on a distance vs. time graph shows _____ acceleration.

• A. positive

• B. negative

• C. changing

• D. zero

Acceleration is rate of change of ____.

• A. position

• B. time

• C. velocity

• D. speed