Velocity Acceleration Energy

What was the average speed for Blue Lightning after 80 s?

• 0.53 m/s
• 1.875 m/s
• 12000 m/s
• None of the above

Tags

NGSS.MS-PS3-1

A change in velocity over time is known as:

• acceleration
• constant speed
• average speed
• displacement

Tags

NGSS.HS-PS2-1

How do you calculate average speed?

• divide total time by total distance
• multiply total time by total distance
• divide total distance by total time
• subtract total time from total distance

Which of the following best describes the movement of the cyclist?

• Moving at a constant speed
• Accelerating at a constant speed
• Slowing down at a constant rate
• Moving at a constant distance per second

Tags

NGSS.MS-PS3-1

What is the speed of the object from 4-10 seconds?

• 2 m/s
• 3 m/s
• 8 m/s
• 16 m/s

Tags

NGSS.MS-PS3-1

The rate at which velocity changes is called

• acceleration
• constant speed
• average speed
• displacement

Tags

NGSS.HS-PS2-1

2 objects traveling at the same speed have different velocities if they....

• start at different times
• travel different distances
• have different masses
• move in different directions

Which of the following represents a velocity?

• 40 m
• 40 m north
• 40 m/s
• 40 m/s north

An 8th grade class traveled 110 km and the bus was going 55 km/hr. How long did it take?

• 0.5 hr
• 2.0 hr
• 55 hr
• 6050 hr

If you travel 50 km/hr for 2 hours, how far will you get?

• 25 km
• 50 km
• 100 km
• 200 km