1. amplitude 2. Doppler effect
3. electromagnetic spectrum
4. frequency
the change in the direction of a
wave as it bounces off the boundary
between two media
the number of oscillations that
occur in a given time period
the maximum displacement of
particles (positive or negative) during
wave motion
multiples of the fundamental
frequency that are produced by a
musical instrument
the change in the direction of a
wave as it enters a new medium
the visible and invisible radiations
emitted by objects
the apparent change in frequency
perceived when the source of a sound
and an observer are approaching or
moving away from each other
5. harmonics
6. reflection
7. refraction