Distance vs. Displacement

The sum of all movements from start to the end of motion is best described as____.

• distance

• displacement

• motion

• donkey

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

• displacement

• distance

• motion

• reference point

A man walks 5 miles forwards, 6 miles backwards and then 2 miles forwards. What is his displacement?

• 1 mile forward

• 13 miles

• 3 miles forward

• 1 mile

Sara walks from Point A to Point B. Which is true?

• Distance and displacement are EQUAL
• Distance is less than displacement

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

• 0 meters
• 400 meters
• 800 meters
• 1600 meters

A cross-country skier moves 10 meters eastward, then 14 meters westward, and finally 6 meters eastward.

What is the magnitude and direction of the displacement?

• 30 meters east

• 16 meters east

• 2 meters west

• 2 meters east

Mr. D decided that it was time to get his fat-self in shape so he decided to go and run a mile around the track (4 laps).  However, after running just one lap, he collapsed in the same spot he started.  

What was the displacement?

• 0 mi

• 1/4 mi

• 1/4 mi east

• unknown

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

• 2 km

• 5 km

• 8 km

• 10 km

Vector quantities

• only need a number

• Need a number and direction

• Need arrows

A dog walks 12 meters to the east and then turns around and walks 16 meters back to the west.

What is the displacement of the dog?

• 28 meters

• 4 meters

• 4 meters west

• 4 meters east