SOUND. What do you hear? DID YOU EVER WONDER HOW YOU HEAR THESE THINGS?

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SOUND

description

DID YOU EVER WONDER HOW YOU HEAR THESE THINGS?

Transcript of SOUND. What do you hear? DID YOU EVER WONDER HOW YOU HEAR THESE THINGS?

Page 1: SOUND. What do you hear? DID YOU EVER WONDER HOW YOU HEAR THESE THINGS?

SOUND

Page 2: SOUND. What do you hear? DID YOU EVER WONDER HOW YOU HEAR THESE THINGS?

What do you hear?

Page 3: SOUND. What do you hear? DID YOU EVER WONDER HOW YOU HEAR THESE THINGS?

What do you hear?

DID YOU EVER WONDER HOW YOU HEAR THESE THINGS?

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WAVES

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Transversal Waves

Crest

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Longitudinal Waves

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AMPLITUDE – Height of the waveThe higher the amplitude, the louder the sound

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Frequency – Number of waves per second.High frequency, higher the pitch

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SOUND WAVES

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Must travel in a MEDIUM.

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SPEED OF SOUND

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SOUND TO THE EAR

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REVIEW

SOUND TRAVELS IN ___________

The higher the amplitude, the _________ the sound

The higher the frequency, the __________ the pitch

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REVIEW

In what medium does sound travel fastest?

Solid, liquid or gas

Sound is usually measured in _________. Humans hear from _____ to ______ Htz

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Label the parts of the waves

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What did you learn today?