to change shape (permanently or temporarily)

number of waves that pass a fixed point in a given amount of time

changes based on frequency (lower vs higher)

how loud or soft something is

the highest (top) part of a wave

the lowest (bottom) part of a wave

the distance between two crests OR two troughs

the type of material that a waves passes through

anything that has mass and takes up space (volume)

pattern of disturbance as energy passes through a medium

forcing molecules together, squishing

molecules closely packed together

membrane in the ear that vibrates when sound hits it

spiral part of the inner ear that produces nerve signals in response to vibrations

hair-like structures in the inner ear that help with hearing and balance

the ability to do work, can be transferred between objects and transformed due to force