Physics Energy Review

Where is the car moving fastest?

• A

• B

• C

• D

Tags

NGSS.MS-PS3-1

Where does the car have the most gravitational PE?

• A

• B

• C

• D

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2

The car is not moving at point A -

what type of energy is present at point A?

(Select all that apply)

• KE

• PE

• No Mechanical Energy Present

The car has 200 J of PE at point A and is not moving. What is the total ME at point A?

• 200 J

• 150 J

• 100 J

• 50 J

• 0 J

Tags

NGSS.HS-PS3-1

The car has 200 J of KE at point C and is at the lowest point. What is the total ME at point D?

• 200 J

• 150 J

• 100 J

• 50 J

• 0 J

Tags

NGSS.HS-PS3-1

A 1000kg car is moving at 5m/s, what is the Kinetic Energy of the car?

• 6250000 J

• 25000 J

• 12500 J

• 2500 J

Tags

NGSS.HS-PS3-1

A 7.14 kg object has 700 J of stored gravitational potential energy. How high above the ground is the object?

• 0.9m

• 7.14m

• 10m

• 20m

Tags

NGSS.MS-PS3-2

A 2kg ball rolls with a KE of 36 J - what is the speed of the ball?

• 6m/s

• 7.4m/s

• 18m/s

• None of these

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

If a person lifts a 150 Newton ball 1.5m.  And it takes him 17 seconds.  How much work did he complete?  

• 225 Joules
• 3876 Watts
• 13 Joules
• 387.6 Watts

Tags

NGSS.HS-PS2-1

What unit is energy measured in?

• Newtons 
• Joules 
• Grams 
• Volts