Speed, Distance, and Displacement

What is the speed of an object that travels 60 meters in 4 seconds?

• 240 m/s

• 15 m/s

• 0.067 m/s

• 15 mph

Tags

NGSS.MS-PS3-1

What is the speed of a cheetah that travels 112.0 m in 4.0 s?

• 0.0357 m/s

• 28.0 km/s

• 0.036 m/s

• 28.0 m/s

Tags

NGSS.MS-PS3-1

A quarterback threw a football 50.0 meters. The ball's time in the air was 3.0 seconds. What speed did the ball travel through the air?

• 150 m/s

• 0.060 m/s

• 6.0x10^-1 m/s

• 17 m/s

Tags

NGSS.MS-PS3-1

A softball player took 3.5 seconds to run from the batter’s box to 1^st base. She can run 17.1 feet per second. What distance did she cover?

• 4.9 ft

• 0.20 ft

• 60. ft

• No correct answer.

A car travels 100 km east and then 100 km west. What is the car's total displacement?

• 200 km

• 100 km east

• 100 km west

• 0 km

Tags

DOK Level 1: Recall

TEKS.SCI.7.7B

What is the difference between distance and displacement?

• Distance needs direction, displacement does not direction.

• Distance is never greater than displacement.

• Distance does not need direction, displacement needs direction

• Distance is always equal to displacement.

What is displacement?

• The total length of the path traveled by an object

• The change in position of an object from its starting point

• The speed of an object in a specific direction

• The time taken to travel a certain distance

Which of the following statements is true about velocity?

• Velocity is a scalar quantity.

• Velocity is the same as speed.

• Velocity includes both speed and direction.

• Velocity is always positive.

A runner completes a 400 m lap around a track and ends at the starting point. What is the runner's displacement?

• 400 m

• 200 m

• 0 m

• 800 m

A car travels 60 km east and then 80 km west. What is the displacement traveled?

• 20 km West

• 20 km East

• 140 km West

• 140 km East