RETEST Speed and Motion

Which of the following best describes velocity?

• Speed with direction

• Speed without direction

• Distance covered per unit time

• Time taken to cover a distance

Tags

TEKS.SCI.7.7B

A cyclist travels 20 meters north in 4 seconds. What is the cyclist's velocity?

• 4 m/s

• 5 m/s north

• 5 m/s

• 4 m/s north

Tags

TEKS.SCI.7.7B

Which graph best represents an object moving at a constant speed?

• A straight horizontal line

• A straight line with a positive slope

• A curved line

• A straight line with a negative slope

Tags

TEKS.SCI.7.7C

A train travels 200 km in 2.5 hours. Calculate the average speed of the train.

• 70 km/h

• 75 km/h

• 80 km/h

• 85 km/h

Tags

TEKS.SCI.7.7A

What does the slope of a distance-time graph represent?

• Acceleration

• Velocity

• Speed

• Displacement

Tags

TEKS.SCI.7.7C

A person walks 10 meters east, then 10 meters west. What is the total distance traveled?

• 0 meters

• 10 meters

• 20 meters

• 5 meters

Tags

TEKS.SCI.7.7B

A runner completes a 400-meter lap in 50 seconds. What is the runner's average speed?

• 6 m/s

• 7 m/s

• 8 m/s

• 9 m/s

Tags

TEKS.SCI.7.7A

A car travels 90 km in 1.5 hours. What is the car's average speed?

• 50 km/h

• 55 km/h

• 60 km/h

• 65 km/h

Tags

TEKS.SCI.7.7A

What does a horizontal line on a distance-time graph indicate about the object's motion?

• The object is moving at a constant speed.

• The object is accelerating.

• The object is decelerating.

• The object is stationary.

Tags

TEKS.SCI.7.7C

Determine the scenario that matches with the graph shown.

• A ball being thrown upward and then being caught.

• A child swinging on a swing, going higher and higher before slowing down and coming to a stop.

• A dog walks to his bowl, stops to drink water then goes back to his bed.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-1

NGSS.MS-PS3-5