An object is _____ if its position changes.

• in motion

• at rest

• a reference point

• a frame of reference

Tags

NGSS.MS-PS3-1

Reference point is

• moving

• non moving

• changing

• speed

Billy runs 400 meters to Andy's house, turns around, and runs 400 meters back home. What is Billy's distance?

• 0

• 400m

• 800m

• 1600m

Billy runs 400 meters to Andy's house, turns around, and runs 400 meters back home. What is Billy's displacement?

• 0m

• 400m

• 800m

• 1600m

Jerry walked from home to school, then from the school to the park. What is his total displacement?

• 2km

• 5km

• 8km

• 10km

Jerry walked from home to school, then from the school to the park. What is his total distance?

• 2km

• 5km

• 8km

• 10km

The change in an objects position from the final position to initial position.

• displacement

• distance

• motion

• reference point

Two people walk across a parking lot. Their paths are shown in the image. Who traveled with a larger displacement?

• Person A

• Person B

• They both had the same displacement

David walks 3 km north, and then turns east and walks 4 km. What is the distance?

• 7km

• 3km

• 4km

• 1km

A starting point used to describe the position of an object.

• displacement

• position

• reference point

• dimension