Unit 2 Review

We can hear a musical instrument because it produces what kind of energy?

• Mechanical

• Light

• Sound

• Heat

The movement of the basketball is an example of what type of energy?

• Mechanical energy

• Sound energy

• Light energy

• Heat energy

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What forms of energy are directly provided by the sun?

• Sound

• Mechanical

• Light

• Heat

Tags

NGSS.MS-ESS1-1

What type of energy helps us see things like a night light in the dark or car headlights when your parents are driving at night?

• Heat/Thermal Energy

• Light Energy

• Sound Energy

• Mechanical Energy

Tags

NGSS.MS-PS4-2

Which type of energy is used to cook food like on a stove or in a microwave, and also keeps us warm like a campfire?

• Heat/Thermal Energy

• Light Energy

• Sound Energy

• Mechanical Energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

How does light energy travel?

• In a curved line, bouncing off surfaces

• In a zig zag, bounces off surfaces

• Passing through all liquids

• In a straight line, bouncing off shiny surfaces and passes through clear liquids

Tags

NGSS.MS-PS4-2

This tool can help measure what type of energy?

• light energy

• heat/thermal energy

• sound energy

• mechanical energy

Tags

NGSS.MS-PS1-4

Adding or removing heat energy to an object often causes what?

• mechanical energy

• light energy

• changes in states of matter

• sound energy

Tags

NGSS.MS-PS1-4

What is the girl demonstrating in the picture below?

• Changing the position and motion without having to do any work.

• Changing the position but not the motion of the ball.

• Doing work by pulling the racquet and changing its position but not the motion.

• Doing work by pushing the ball and changing its motion and position.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS3-1

NGSS.MS-PS3-5

How is force being applied when you mow the yard?

• No force is being applied when mowing the yard.

• A push and pull is being applied when you push and pull the lawn mower.

• Magnetism is being applied as a force on the mower.

• A pulley is being applied as a force on the mower.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2