Vocabulary
Where energy comes from
Source
How loud or quiet a sound is
Volume
When sound waves have different amplitudes, we hear sounds with...
Different volumes
True or False: Waves are a pattern of motion that transfer energy
True
True or False: You can see sound waves
False
Something we observe to be similar over and over again
Pattern
The curved line that shows the pattern of a wave
Waveform
The highest point of a wave is called
Crest/Peak
Low pitch is caused by...
Sound energy travels as a...
Wave
A tiny piece of material that is too small to see
Particle
What does a wave carry from place to place?
Energy
When sound waves have different wavelengths, we hear sounds with...
Different pitches
High pitches are caused by...
Short wavelengths
Sound energy travels _______ from the source.
Away
What happens when particles collide?
Transfer energy
How high or low a sound is
Pitch
The distance from the top of one wave to another is called...
Wavelength
How large or small a wave is
Amplitude
What happens when particles collide in sound waves?
Energy is transferred from one particle to the next
Back and forth movement of something
Vibration
Something must ____ to make a sound.
Vibrate
What material has particles that are spread out?
Air/Gases
What can sound travel through?
Solids, liquids, and gasses/any material
How do dolphin calves know when their mother is communicating with them?
They have signature whistles