energy
the ability to do work or cause change
inverse relationship
a mathematical relationship where if one variable increases, the other decreases
mechanical wave
a wave that can only travel through a medium
medium
a substance or material (solid, liquid, or gas)
variable
any factor that can be changed
oscillation
a regular pattern of motion
tsunami
a high energy ocean wave created by an underwater disturbance
constraint
a factor that limits what can be done
prototype
a physical or digital model of a new design
vibration
a quick back-and-forth motion
property
something you can observe about an object, material, or system
volume
how loud a sound is, which depends on the amplitude of its sound wave
pitch
the highness or lowness of sound, which depends on the frequency of its sound wave
decibel (dB)
a unit used to measure the amplitude of sound
absorb
to take in or soak up
echo
the reflection of a sound off a distant surface
reverberation
the collection of closely spaced sound reflections off many surfaces
noise
a disturbance that reduces the quality of a signal
acoustics
the study of sound
amplitude
the height of the peaks above the resting line in a wave
frequency
a rate of a repeating event
reflection
the bouncing back of waves off an object
research
looking for work that may have already been done
brainstorm
a process in which people freely make up creative ideas
criterion
a requirement that must be met