Sound Multiple Choice Test

Sound occurs when particles of air

Sound waves move slower through solids than in air

Sound waves move only in one direction

Why do sounds get quieter and then die out?

The shape of the ear is important because

Sign language is important for people who are deaf because it is a way to communicate without using sound.

Sound is a kind of

When something vibrates, it moves back and forth very slowly.

All sound that you hear, comes to you as a

Sound waves are made when 2 or more particles of air are pushed together and then spread out.

Soft sounds move more particles.

______________ is how loud a sound is.

An example of something with a high pitch is thunder.

Sounds can move through all 3 states of matter (solids, liquids, gases/air)

Sound moves fastest in

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