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7A1 Mid-term test review

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We can hear from the sound wave hitting our...

Cochlear

Ear drum

Ear Canal

Sound travels fastest through..

Solids

Liquids

Gases

What is the english word for độ to?

Loudness

Which sound is louder?

2. Bottom sound wave

1. Top sound wave

A loud sound makes a ____ vibration

big

fast

small

slow

What is this?

A sound wave

A high pitch sound makes_____ vibrations.

Slow

Big

Small

Fast

A quiet sound makes a ____ vibration.

Fast

Slow

Big

Small

What is the english word for BIên độ?

Amplitude

Sound is a type of_____

Energy

What is the english word for Độ cao?

Pitch

How has the sound changed?

Change in pitch (Faster/Slower)

Change in loudness (Bigger/Smaller)

A low pitch sound makes a _____ vibration.

fast

slow

big

small

Sound causes the particles to ______

vibrate