Basics
Vocabulary
Properties
Hide and seek
Mystery
100
A disturbance that transmits energy
A Wave!
100

The part of a soundwave that is packed together, or shows very close together lines?

What is compression

100

The amplitude of a sound wave affects _______________

What is loudness

100

A bat or a dolphin uses this to find food

What is echolocation

100

How can you protect your hearing?

use earplugs OR headphones

200

Sound is _________________

Sound is ENERGY

200

The part of a soundwave that is far apart, in a drawing the is a lot of space or maybe dots that are far apart?

What is rarefaction

200
What does an oscilloscope do?
changes sound waves into electrical signals then graphs it on a screen.
200

A fishing boat uses this to identify the distance to the bottom of the water or the distance to a large rock that the boat might hit

What is sonar

200
Who might suffer from tinnitus?
Rock Star
300
Sound is created by?
The vibration of particles through a medium.
300

A wavelenth is measured in two ways. What are they?

What is from compression to compression.... and

What is from rarefaction to rarefaction

300
What unit is used to express loudness?
Decibel (dB)
300
What does the frequency of a sound wave affect?
Pitch
300

What is needed for sound to travel?

A medium

400
A substance a wave can travel through is?
A Medium!
400

What is the name of 

Sound amplitude is the measure of a sound wave’s height 

400
What are two factors that influence the speed of sound?
Material of the medium and temperature. (solid, warm)
400

This occurs when sounds waves overlap and combine.

What is interference

400

Why won't sounds travel in a vacuum?

There aren't any particles to vibrate

500
Sounds travels fastest through what type of medium?
Solid
500

What is sound frequency?

Sound frequency is the speed at which a sound wave vibrates

500
Define Pitch
How high or low a sounds seems
500

What is the difference between constructive and destructive interference?

Constructive interference = louder

Destructive interference =  softer

500

If you scream in space, can anyone hear you?

No because space is a vacuum

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