Sound and Light Energy

Sound travels the fastest through a ____________.

• solid

• liquid

• gas

• none of them

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The back and forth motion

• pitch

• amplitude

• vibration

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A form of energy that allows you to see objects is ______.

• sound

• light

• chemical

• thermal

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Soundwaves travel through a substance called a

• tranverse

• medium

• beginning

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To stop a drum from producing sound, you would _________.

• hit it harder

• hit it softer

• stop it from vibrating

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This turns light energy into electricity

• light panels

• thermal energy

• windmills

• solar cells

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Which is the fastest form or energy

• sound

• light

• thermal

• nuclear

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A fire truck's siren and flashing lights are examples o______ and ______ energy.

• light

• thermal

• sound

• chemical

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Astronauts in space cannot talk to each other unless they use a radio to speak back and forth. Why is this?

• The air is too thick to carry sound waves efficiently.

• The force of gravity is too strong to allow sound waves to travel.

• There is no air in space, so there is no medium to carry sound waves.

• It is very loud in space, so they can only hear each other through a radio.

Sound energy is a type of

• energy in motion

• potential energy

• stored energy

• no energy

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