Energy and Motion

chemical->electrical->light->heat is an example of a(n)?

• energy transformation

• friction

• energy transfer

Which of the following is an example of an energy transformation?

• A basketball is rolling on the court and hits another basketball providing it with kinetic energy.

• A football is rolling on the ground and producing heat as a result of friction

Tags

NGSS.MS-PS3-5

When something is stationary then dropped, what type of energy transformation takes place?

• heat electrical

• light energy

• gravitational potential - kinetic

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Energy cannot be created or destroyed; it may be transferred or transformed from one form into another, but the total amount of energy never changes.

• energy rules

• energy conservation

• potential energy

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Movement of energy from one place or object to another.

• energy transfer

• heat energy

• friction

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-5

A change from one form of energy to another.

• potential energy

• energy transformation

• inertia

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

According to the Law of Conservation of Energy, the amount of energy before and after a reaction must be the same. Which statement below is false?

• the total amount of energy is more after the reaction

• the energy is the same after the reaction

• the amount of energy is conserved

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

The product of an object's mass and velocity.

• speed

• friction

• momentum

Tags

NGSS.HS-PS2-2

What is the formula for momentum?

• mass times velocity (speed)

• distance divided by time