Stemscopes Segment 4

When a soccer ball is on a field, the energy it has just before being kicked is called

• kinetic energy
• potential energy
• mechanical energy
• chemical energy

Tags

NGSS.MS-PS3-2

According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 

• destroyed, destroyed
• created, saved
• created, destroyed
• lost, found

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Energy transformations occur when...

• energy is created through conduction
• energy changes from one form to another
• two forces slide together that are touching
• a chemical reaction takes place

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

What is energy changing from one form to another?

• energy conservation
• energy transformation
• energy creation
• mechanical energy

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Mechanical energy

• energy built up before being in motion
• energy released in a chemical reaction
• energy of motion
• sum of kinetic and potential energy

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Gravitational potential energy depends on the ________ and ________ of the object. 

• Height and mass
• Friction and movement
• Mass and Movement
• Height and Friction 

Tags

NGSS.MS-PS3-2

The roller coaster cart has the most gravitational potential energy at position-

• W
• X
• Y
• Z

Tags

NGSS.MS-PS3-2

On a roller coaster, where is maximum kinetic energy?

• At the bottom of a big hill
• When going around a corner
• When going upside down
• At the top of a big hill

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which items would have this energy transformation: chemical energy -> mechanical energy?

• person running
• candle burning
• windmill turning
• playing a violin

"Energy can be transformed from one form into another or transformed from one region or another, but energy cannot be created or destroyed."

Which law is this?

• Law of Conservation of Mass

• Newton's Second Law

• Law of Conservation of Energy

• Newton's Third Law

Tags

NGSS.MS-PS3-5