Matter that sound travels through.
Medium
When sound bounces off a solid surface
Echo
What causes sound?
Something vibrating/ Vibration
The loudness or softness of a sound
Amplitude/Volume
When a sound is less than 0.1, we call it?
reverberation
When a sound disappears into an object
absorbed/Absorption
Sound travels in?
Waves
Would sound travel faster through hot water or cold water?
hot water
Two types of sound producers
natural and artificial (man-made)
Would sound travel faster through a thin metal wire or thin rope wire?
Thin metal wire
What is echolocation
Using sounds to locate things
Why does an empty room sound "echo-y," but a room with furniture does not?
The sound reflects less because the furniture absorbs the sound.
The unit of measurement that we use to show how loud sound is.
Decibel
The part of the wave where the particles are pushed together
Compression
Put these in order from slowest to fastest media that sound will travel through: steel pan, water, ice, air
air, water, ice, steel pan
When I change my voice from low pitch to high pitch, what am I doing to the sound wave?
Making the wave vibrate faster.
Three sound properties
transmit, reflect, absorb
How can you change the pitch of a rubber band?
Tighten/stretch the rubber band.
Shorten the space of vibration.