SOUND
Sound travels fastest through
________________________.
Solids
The highest points of the wave above the line of origin.
Crest
When a sound wave reflects off an object you will hear an
___________________________.
Echo
___________________________
is how HIGH or LOW a sound is.
Pitch
What causes a sound?
Vibrations
The distance from one crest to another.
Wavelength
A _______________________
is made when air particles are bunched together because of a sound wave.
Compression
___________________________
is how loud or soft a sound is.
Volume
Can sound travel through empty space?
NO
The distance from the line of origin to the waves crest shows the
___________________________.
Amplitude
TRUE OR FALSE: your distance from a sound source effects how loud it seems.
TRUE
To measure volume you should look at a sound waves
__________________________.
Amplitude
What is the substance (solid, liquid, or gas) that a sound travels through called?
Medium
The line that runs directly in between the sound wave running horizontally is called the
__________________________.
Line of Origin
TRUE OR FALSE: turning up the volume on a radio affects the pitch.
FALSE
A guitar makes sound waves with little energy and are spread out. What sound will you hear?
Quiet and Low
To determine a sound waves pitch, you should look at
__________________________.
Wavelength