Show:
Sound Waves
Measuring Sound
Sound Moves
Musical Instruments
This and That
100
In order for sound to occur, this must be present.
What is matter?
100
This term refers to the number of waves that occur during a second.
What is frequency?
100

The state of matter through which sound moves the fastest

What is solid?

100

The four families of instruments

What are woodwinds, strings, percussion, and electronic?

100
Two animals that use echolocation
What are bats and whales [and/or porpoises]?
200
In a sound wave, this is an area of tightly packed molecules.
What is compression?
200

This is the highness or lowness of sound 

What is pitch?

200

The state of matter through which sound moves faster than in gas but slower than solid

What is liquid?

200

The family of instruments that produce sound by vibrating wind.

What are woodwinds?

200

This animal can hear sounds at a much lower frequency than humans

What is a whale?

300
In a sound wave, this is an area of loosely packed molecules.
What is rarefaction?
300
The distance between two compressions of a sound wave
What is a wavelength?
300
If you were to shout down from the top of the Grand Canyon, you would hear the sound of your voice come back to you.
What is an echo?
300

The family of instruments that produce sound by being hit by a hand or stick.

What percussion?

300

Using reflected waves to locate distant objects and sense their shape and movement

What is echolocation?

400
This is the rapid back-and-forth motion of molecules.
What is vibration?
400

The way in which loudness is measured

What is amplitude?

400
The state of matter in which sound is transmitted slowest
What is a gas?
400
This brass instrument makes a sound with the lowest frequency and pitch.

What is a tuba?

400
What ships and submarines use to detect and locate underwater objects
What is SONAR?
500
These can be compared to ripples that spread out in every direction when a pebble is tossed in a pool of water.
What sound waves.
500

The unit by which the highs and lows of sound are measured

What is hertz?

500
A place where no sound can occur
What is space [or a vacuum]?
500

This woodwind instrument makes a sound with the highest frequency and pitch.

What is a flute or piccolo?

500

These animals can hear sounds at higher frequencies then humans.

What is a dog, cat, mouse, or bat?