Linear Motion

Chris runs 5 laps around his school. Each lap is 1 mile. What are his distance and displacement?

• both distance and displacement are 5 miles

• distance is 5 miles; displacement is 0 m

• displacement is 5 miles; distance is 0 m

• both distance and displacement are 5 miles

Which of the following is a possible unit for speed? Select all that apply.

• meters

• meters per second

• meters per second squared

• miles per hour

What happens to the speed of an object as it falls downward under the force of gravity?

• speed increases

• speed decreases

• speed remains constant

• speed increases, then decreases

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

An object travels 6 meters south during the first second of travel, 6 meters south during the next second of travel, and 6 meters south during the third second of travel. Its acceleration is ____________.

• 6 m/s²

• 18 m/s²

• 0 m/s²

• 0 m/s

Tags

NGSS.MS-PS2-2

Suppose a car is moving in a straight line and steadily increases its speed. It moves from 40 km/h to 50 km/h during the first second, and from 50 km/h to 60 km/h the next second. What is the car's acceleration?

• 60 km/h*s

• 40 km/h*s

• 20 km/h*s

• 10 km/h*s

Tags

NGSS.HS-PS2-1

Suppose you take a trip that covers 180 km in 3 hours. What is your average speed?

• 30km/hr

• 360km/hr

• 180 km/hr

• 60km/hr

What is the acceleration of an object traveling at a constant velocity?

• decreasing

• increasing

• constant

• zero

Which of the following is related to motion?

• speed
• density
• volume
• electricity

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-1

Find the speed of a person who covers 20 km in 5 hours. 

• 4 km/hr
• 100 km/hr
• 0.25 km/hr
• 5 km/hr

meters per second (m/s) is a unit of _________. Choose all that apply.

• speed

• distance

• acceleration

• velocity

Tags

NGSS.MS-PS3-1