Unit 2 Forms of Energy

In the picture the top of the pencil does not line up with the bottom of the pencil. What causes this?

• Light rays bend the pencil

• Light is absorbed by the pencil

• Light rays are reflected in the water

• Light rays are refracted by water

Tags

NGSS.MS-PS4-2

Which object requires only mechanical energy to perform its main function?

• A

• B

• C

• D

What types of energy does the toy oven use to bake the cakes?

• Light and sound

• Electrical and thermal

• Thermal and mechanical

• Mechanical and electrical

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Which activities on the list are examples of the use of mechanical energy?

• Activities 1, 4, and 6

• Activities 2, 4, and 5

• Activities 1 and 2

• Activities 3, 5, and 6

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What kinds of energy are needed in this investigation to change the state of matter of the candle?

• Thermal and mechanical

• Mechanical, light, and electrical

• Electrical and thermal

• Light, mechanical, and thermal

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Musical instruments cause air to vibrate, sending waves that are detected by our senses. What is the energy we are detecting?

• Sound Energy

• Thermal Energy

• Light Energy

Tags

NGSS.MS-PS4-1

This form of energy means heat.

• Mechanic
• Light
• Thermal
• Sound

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What form of energy does the sun give?

• sound and thermal

• light and thermal

• mechanical and light

• thermal and mechanical

Tags

NGSS.4-PS3-2

What type of energy is being used when riding a bicycle?

• mechanical

• light

• thermal

• sound

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What form of energy is talking?

• mechanical

• light

• sound

• thermal

Tags

NGSS.4-PS3-2