Sound

What is Pitch?

• How loud or soft a sound is
• muscle that holds vocal cords
• movement back and forth
• how high or low a sound is

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How does sound travel?

• Sounds travels in waves
• sound travels slow
• sound travels fast
• sound doesn't travel

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NGSS.4-PS4-1

What is vibration?

• the rate at which sound waves occur
• movement back and forth
• how high or low a sound is

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NGSS.1-PS4-1

Sound is a form of? 

• energy
• pitch
• volume

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NGSS.4-PS3-2

NGSS.4-PS4-1

An object that does not vibrate cannot produce

• sound
• light
• heat
• electricity

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__________ means to move back and forth quickly.

• Pitch
• Amplitude
• Vibration
• Echo

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NGSS.1-PS4-1

How is sound produced?

• By the vibration of particles
• By the transfer of particles 

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NGSS.4-PS3-2

NGSS.4-PS4-1

_______ is how high or low we listen/perceive  a sound. 

• Pitch
• Frequency
• Amplitude
• I don't know

What would happen if you tighten the strings on a guitar?

• it would make a low pitch sound

• it would make a high pitch sound

• it produces a slow vibrations

• it produces low vibrations