Speed, Velocity and Acceleration

Which of the following best describes the acceleration of an object?

• 50 m/s

• 50 m east

• 50 m/s east

• 50 m/s2

Dave runs 2000 m in 25 minutes. What is the speed?

• 90 mph

• 80 m/m

• 50 m/s

• 90 m/s

Tags

NGSS.MS-PS3-1

How do you calculate average speed?

• distance divided by time

• time divided by speed

• speed divided by time

• total distance divided by total time

A car travels 120 miles in 12 hours. What is the car's speed?

• 10 mph

• 10 m/s

• 240 mph

• 240 m/s

Speed in a given direction

• acceleration

• speed

• velocity

• average speed

Miles per hour north is an example of

• average speed

• acceleration units

• velocity units

• calculating speed

Tags

NGSS.MS-PS3-1

Change in speed or velocity over a specific amount of time

• acceleration

• velocity

• average speed

• speed

Which of the following best describes the velocity of an object?

• 50 m/s

• 50 m east

• 50 m/s east

• 50 m/s2

What are the units for acceleration?

• m/s²

• m

• sec

• s/m

Match the following graphs to the right description.

• No acceleration (constant speed)

• 
• Slowing down

• 
• Speeding up

• 

Tags

NGSS.MS-PS3-1