Energy

Energy causes ___________ to occur.

• change
• motion
• age

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Stored energy that results from the position or shape of an object is called...

• Thermal
• Potential
• Kinetic
• Gravitational

Tags

NGSS.MS-PS3-2

Kinetic energy is the energy of

• movement.

• heat.

• storage.

• teachers throwing chairs at students who just won't stop talking no matter how much they ask.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

Energy

• is always increasing.

• is always the same.

• causes change.

• is always decreasing.

Ms. Kim thinks it's too hot in the classroom. She plugs in a fan and turns it on, what energy transformation now occurs?

• mechanical to electrical
• electrical to mechanical
• chemical to mechanical
• electromagnetic to mechanical

Look at the diagram. Which point does the ball have the maximum potential energy?

• A
• B
• C
• D

Tags

NGSS.MS-PS3-2

What kind of energy transformation takes place in this system?

• chemical to electrical to light
• electrical to chemical to light
• electrical to light to chemical
• light to chemical to electrical

Tags

NGSS.HS-PS3-3

This flashlight uses three different forms of energy. Which of these shows the energy changes in the correct order?

• mechanical → thermal → chemical

• thermal → chemical → electromagnetic

• chemical → electrical → electromagnetic

• electrical → mechanical → chemical

The law of conservation of energy describes how the amount of total energy can change in a closed system. Which of these statements correctly describes this law?

• The amount of kinetic energy in a system is a constant value

• Energy can be converted from one form into another, but it cannot be created or destroyed.

• An object can have potential energy or kinetic energy, but not both at the same time.

• The amount of energy created when an object moves is equal to the energy destroyed when it stops moving.

Which energy transformation below matches?
Water moving over a dam to move a generator?

• kinetic to chemical
• kinetic to electrical
• solar to electrical

Tags

NGSS.MS-PS3-5