Week 7 Practice: Energy (A)

What is energy?

• The ability to do work or cause change

• The ability to rest

• The ability to create matter

• The ability to destroy matter

What type of energy is stored energy?

• Potential energy

• Kinetic energy

• Thermal energy

• Electrical energy

Tags

NGSS.MS-PS3-2

Which of the following is an example of kinetic energy?

• A ball falling

• A ball held up high

• A stretched rubber band

• A battery

Tags

NGSS.MS-PS3-1

What happens to potential energy when a rubber band is released?

• It changes to kinetic energy

• It disappears

• It remains the same

• It changes to thermal energy

Tags

NGSS.MS-PS3-2

How does understanding energy help us?

• It helps us see how things work

• It helps us create energy

• It helps us eliminate energy

• It helps us avoid using energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-1

NGSS.MS-PS3-4

Organize the energy examples into potential and kinetic

Groups:

(a) Potential

,

(b) Kinetic

• phone on a charger

• ball sitting on ground

• apple hanging from a tree

• flag waving in the wind

• book resting on a shelf

• train speeding along the tracks

• pen lying on a desk

• wind blowing through the trees

• rock at the top of a hill

• flower in a vase

• water flowing in a river

• car moving down the street

• ball rolling toward the goal

• cup on a table

• child swinging on a swing

• plane taking off

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-4