4.4 Energy Transformations

Which device converts electrical energy to motion?

• fan

• lamp

• wheelbarrow

• flashlight

What tool would be most helpful for testing an object that converts light energy to heat?

• Beaker

• Ruler

• Thermometer

• Balance

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NGSS.MS-PS3-3

NGSS.MS-PS3-4

What energy conversion takes place in a solar oven?

• Sound energy to light

• Electrical energy to heat

• Light energy to motion

• Light energy to heat

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NGSS.MS-PS3-3

What two components would be most useful in building a device that converts electrical energy to light energy?

• A spring and a weight

• A candle and a match

• A battery and a bulb

• A wire and a magnet

Which energy source has to be burned to release its energy?

• Sunlight

• Wind

• Coal

• Water

What is the most common source of energy used by towns and cities today?

• Water behind dams

• Sunlight

• Wind

• Burnable fuels

When a computer is in use, which different types of energy are being used and produced? Select all that apply.

• Electrical Energy

• Sound Energy

• Light Energy

• Nuclear Energy

Air pollution

• is a problem that no one will be able to solve

• can be seen in cities as "smog"

• is created mostly by solar panels

• is a natural part of the environment

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NGSS.MS-ESS3-4

The switches and lights are part of a circuit. When the switch is on, the circuit is _____________________ and the lights shine.

The switches and the lights are part of a circuit. When the switch is off, the circuit is ________________ and the lights do not shine.