Energy

When there is friction between surfaces, energy is transferred out of a system as....

• thermal

• chemical

• radiant

The potential energy of an object depends on ....

• size and height

• energy and size

• mass and height

Energy is measured in ....

• joules

• pounds

• meters

A large SUV and a small car are moving at the same speed. The SUV has greater kinetic energy because of ....

• size

• speed

• mass

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The energy you get from eating tacos is.....

• electrical energy

• chemical energy

• thermal energy

Tags

NGSS.MS-LS1-7

As speed decreases, kinetic energy will...

• stay the same

• increase

• decrease

Tags

NGSS.MS-PS3-1

When you use a curling iron, what is the energy transformation?

• electrical into thermal

• electromagnetic to radiant

• thermal to electromagnetic

To increase the potential energy of an object you can...

• Lower it to the ground

• Raise it up higher

• reduce it mass

Tags

NGSS.MS-PS3-2

When does the ball have the greatest kinetic energy?

• A

• D

• G

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

At which point is the ball losing potential energy and gaining kinetic energy?

• B

• D

• F

Tags

NGSS.MS-PS3-5