NGSS.4-PS4-1

The study of how sounds travel and how they can be controlled

• acoustics

• wavelength

• pitch

• trough

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NGSS.4-PS4-1

The vibration is what makes __________.

• sound

• light

• sense

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NGSS.4-PS4-1

Which of the following colors have the longest wavelength?

• Red

• Yellow

• Blue

• Green

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NGSS.4-PS4-1

An apparatus for receiving or transmitting radio broadcasts.

• radio

• smartphone

• television

• cellphone

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NGSS.4-PS4-1

Sound waves

• don't travel

• travel in all directions

• travel in only one direction

• travel only north

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NGSS.4-PS4-1

distance between a point on a wave and the same point on the next wave

• amplitude

• crest

• longitudinal

• wavelength

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NGSS.4-PS4-1

Which number on the diagram shows rarefaction?

• 1

• 2

• 3

• 4

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NGSS.4-PS4-1

What is frequency?

• the number of vibrations per second
• how high or low a sound is
• the loudness or softness of a sound
• the back and forth movement of matter

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NGSS.4-PS4-1

What part of the sound wave is B?

• Compression

• Rarefaction

• Wavelength

• Nothing

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NGSS.4-PS4-1

The diagram below shows 2 soundwaves as they travel through air.

Which comparison can be made about Wave A and Wave B

• Wave A travels faster than Wave B

• Wave A travels slower than Wave B

• Wave A has a lower frequency than Wave B.

• Wave A has a higher frequency than Wave B

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NGSS.4-PS4-1