An energy______occurs when energy changes from one type to another type.

• increase

• conversion

• transformation

Tags

NGSS.MS-PS3-5

What happens to potential energy when a ball is tossed into the air?

• It never changes.

• It increases as the ball approaches its highest point.

• It decreases as the ball approaches its highest point.

Tags

NGSS.MS-PS3-2

According to the law of conservation of energy, energy cannot.

• be created or destroyed.

• transferred from one region to another.

• transformed from one form into another.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

When a ball is thrown into the air, its kinetic energy is lowest

• at its highest point.

• at the moment it is released.

• as it begins to fall back to the ground.

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-4

NGSS.MS-PS3-5

A marble on a paper roller coaster track transforms gravitational potential energy into kinetic energy.

• True

• False

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-5

A lubricant reduces friction's creation of thermal energy.

• True

• False

Tags

NGSS.MS-PS3-3

A force that reduces kinetic energy and produces heat.

• cell phone

• potential energy

• kinetic energy

• friction

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Transforms mechanical energy into thermal energy.

• friction

• potential energy

• kinetic energy

• electric heater

Tags

NGSS.MS-PS3-5

Transforms radiant energy into sound energy. (HINT: pick two answers)

• microwave

• cell phone

• radio

• TV