Exam Preparation

What is the least distance between the starting and ending points?

• motion

• displacement

• reference point

• distance

What is the measurement of change in an object’s velocity?

• displacement

• distance

• acceleration

• deceleration

What is the total length of how far you traveled?

• speed

• velocity

• distance

• displacement

If you drive for 2 hours and travel 120 miles. What was your average speed.

• 60

• 60 mi/hr

• 240 miles

• 2 hours

You roll a tennis ball a distance of 18 meters it takes 6 seconds to cover the distance. What is the average speed of the tennis ball?

• 3 km/s

• 6 m/s

• 3

• 3 m/s

The captain decides to show the team how it's done. He rows 2 km in 7 min. What's his speed?

• 14 m/s

• 0.29 m/s

• 0.21 m/s

• 4.76 m/s

The team of 8 rowers row 500 m in 180 s. If they keep going at the same speed, how long does it take them to row 2 km?

• 2.78 s

• 12 min

• 755 s

• 90000 s

An object travels 100 m North then 50 m South. What is its total displacement?

• 150 m

• 50 m North

• 50 m South

• 150 m North

A runner runs 2 laps around a track with a circumference of 400 m. What is their total displacement?

• 800 m

• 0

• 400 m

• 400 m North

• 1 m/s²

• -1 m/s²

• 2 m/s²

• 1m/s