Topic A - Motion Review

This diagram shows the layout of a local community.
In which direction(s) should Joe travel when leaving the hospital to go back to his house?

• east only

• west, north, west

• north, east, north

• east, south, north, and west

A car traveled north on Eagle Road from a driveway to the grocery store. The car traveled 3 miles in 10 minutes through traffic, then stopped at a traffic light. It then traveled 2 miles in the remaining 5 minutes of the trip. Which statement describes the car’s trip to the grocery store?

• The car traveled faster before stopping at the traffic light.

• The car traveled more slowly before stopping at the traffic light.

• The car was stopped at the traffic light for a long period of time.

• The car traveled at a constant speed from the driveway to the store.

This graph shows a map of a town with different points of interest. The line represents John’s trip through town.

Considering each block measures 1 km, what is the total displacement for John’s trip?

• 4 km north and 8 km west

• 8 km north and 8 km west

• 10 km west

• 12 km west

Tags

NGSS.MS-PS3-1

It takes Anna 30 minutes to bicycle to the school that is 7.5 miles away from her home. Four of her siblings also rode their bicycles along the same path to the same school, but at different speeds. Which sibling most likely arrived at school around the same time that Anna did?

• Sibling A: average speed of 10 miles per hour

• Sibling B: average speed of 12 miles per hour

• Sibling C: average speed of 15 miles per hour

• Sibling D: average speed of 20 miles per hour

This line graph shows the change in position as a person runs. During which time range did the runner move back toward the starting position?

• 0-20 seconds

• 20-40 seconds

• 40-50 seconds

• 50-80 seconds

Tags

NGSS.MS-PS3-1

Which choice describes average speed?

• total distance multiplied by total time

• total distance divided by total time

• total distance minus total time

• total distance plus total time

A plastic bag on the ground is picked up by winds blowing from the south. After a few minutes, the bag is in a different position than it started. Where would the bag most likely be once the wind stopped blowing?

• north of it original location

• south of its original location

• east of its original location

• west of its original location

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-5

Jerrell travels 100 meters to the grocery store. What is his average speed if he reaches the grocery store in 50 seconds? (speed = distance ÷ time)

• 2 m/s

• 10 m/s

• 50 m/s

• 100 m/s

Melissa runs at a speed of 8 mph for the first three miles of a 13-mile marathon. She changes speed to 6 mph for the next six miles and then runs at a speed of 5 mph for the remainder of the race. Which choice describes her pace after mile 3?

• maintaining speed

• slowing down

• speeding up

• stopping

Which is used for comparison to determine if another object is in motion?

• reference point

• speedometer

• compass

• magnet