Distance and Displacement

Front

After completing one trip on a roller coaster, the roller coaster's ________ is zero.

Back

displacement

Front

A person walks 50 meters directly north, stops, and then travels 32 meters directly south. What is their displacement?

Back

18 meters

Front

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

Back

0 meters

Front

Which of the following is correct? Options: Initial Position = -5 m Final Position = -5 m Distance = 22 m Displacement = 0 m Initial Position = -5 m Final Position = -5 m Distance = 0 m Displacement = 22 m Initial Position = -5 m Final Position = 6 m Distance = 22 m Displacement = 0 m Initial Position = -5 m Final Position = 6 m Distance = 0 m Displacement = 22 m

Back

Initial Position = -5 m Final Position = -5 m Distance = 22 m Displacement = 0 m

Front

Which of the following is correct?
1. Initial Position = -2 m, Final Position = 0 m, Distance = 14 m, Displacement = 2 m
2. Initial Position = 0 m, Final Position = -2 m, Distance = 14 m, Displacement = -2 m
3. Initial Position = -2 m, Final Position = 0 m, Distance = -2 m, Displacement = -2 m
4. Initial Position = -2 m, Final Position = 0 m, Distance = 14 m, Displacement = 14 m
5. None are correct.

Back

Initial Position = -2 m, Final Position = 0 m, Distance = 14 m, Displacement = 2 m

Front

How can you tell motion occurs?

Back

The object's position changes in regards to a reference point.

Front

A place or object (like a stop sign or mailbox) used for comparison to determine if another object is in motion is called a

Back

frame of reference

Front

Ronaldo runs across a soccer field, moving 10 meters north, then 8 meters west. What is his displacement?

Back

12.8 m, NW

Front

During a game of dodgeball, Marina runs 2.45 meters forward to grab a dodgeball, then runs 1.25 meters backward to avoid an opponent's dodgeball. What is her displacement?

Back

1.2 meters forwards

Front

Ivan walks 10 meters west to the water fountain, then runs 2 meters east to his class to avoid a lockout. What is his displacement?

Back

8 meters, west