Show:
Vocabulary
How Sound Travels
Properties of Sound
How We Hear
Random
100

How high or low a sound is

pitch

100

What is a medium?

Something that sound travels through (A solid, liquid or gas)

100
What type of sound vibrates fast?
High pitch
100

True or False: Humans can hear all sounds.

False

100

The flow of energy from producers to decomposers is called a _____ _____. 

food chain

200

How loud or soft a sound is

volume

200
Sound travels the fastest through....
Solids
200
What type of sound has a low amplitude?
quiet sound
200

High Frequency = _____ ______

High Pitch

200

The male part of the flower that holds up the anther

filament

300
Rapid back and forth movements
Vibration
300

Would sound travel faster through a swimming pool, an empty field or a wall?

A wall (solid)

300
What do you hear if a sound wave has high amplitude and low frequency?
Loud and low pitch
300

The larger the object, the _____ the pitch

lower

300

Why should an experiment be performed multiple times?

To check for mistakes and accuracy

400
The part of the wave where the particles are spread apart.
Rarefaction
400

Why is there no sound in space?

There is no matter (air), so there is no medium to travel through.

400
Match the following words to either PITCH or VOLUME: AMPLITUDE, FREQUENCY
Pitch-frequency; Volume-amplitude
400

Volume is measured in _____. 

Decibals

400

What is an omnivore

An animal that eats plants and meat

500
What is a compression?
The part of the wave where the particles are pushed together
500

What is an area called that has no matter, therefore there is no sound

vacuum

500

When I change my voice from low pitch to high pitch, what am I doing to the sound wave?

Making the wave vibrate faster which mean there is a higher frequency and higher pitch

500

Pitch is measured in _____. 

Hertz

500

What is a molecule

Any atoms bonded together