Mechanical Energy Midpoint Review

A runner races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?

• 10 m/s
• 1000 m/s
• 100 seconds
• 10 seconds

What does this graph represent?

• Constant Speed
• Acceleration
• Not moving

Tags

NGSS.MS-PS3-1

Which runner won the race?

• A
• B
• C
• It was a tie

Tags

NGSS.MS-PS3-1

According to the graph how far does the person travel in the first 5 seconds?

• 2 m
• 10 m
• 0 m
• 5 m

Tags

NGSS.MS-PS3-1

What is the person doing from 5 seconds to 10 seconds?

• Walking 
• Running
• Standing Still 
• Walking Fast

Velocity is both ____ and _____. 

• speed , direction 
• direction, mass
• volume, density 
• direction, magnitude 

Which of the following represents a velocity?

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

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

What is the speed of the red line?  

• 4 m/s 
• 16 m/s 
• 32 m/s 
• 2 m/s 

Tags

NGSS.MS-PS3-1

Which of the following is a unit of speed?

• km/hr
• hr
• km
• s

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2