speed, velocity, distance & displacement

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

• displacement
• reference point
• length
• distance

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

• 82 meters
• 18 meters
• 28 meters
• 0 meters

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

• 0 meters

• 400 meters

• 800 meters

• 1600 meters

Tina's calculations of a tarantula found that the spider was able to cover 20 cm in 5 seconds. What was the average speed of the spider?

• 4 m/min
• 4 m/s
• 4 cm/min
• 4 cm/s

If a puppy runs across a park at a speed of 15 m/s. The puppy has a time of 5 seconds. How far did the puppy run?

• 75 m

• 30 m

• 45 m

• 105 m

Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?

• 10
• 7
• 8
• 6

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 car drives 84 meters forward and then stops.  It's displacement and distance would be the same.

• True
• False

Find the distance Sara walks from A to B,  B to C then C to D?

• 11m
• 3m
• 5m
• 16m

speed in a given direction

• velocity

• average speed

• instantaneous speed

• speed

Tags

NGSS.MS-PS3-1