Waves 20.1 Crossword

Any disturbance that transmits energy through matter or space.
A substance that a wave travels through.
A wave, such as sound, that requires a medium.
A wave, such as light, that does not require a medium.
A wave that moves a medium up and down.
Top of a transverse wave.
Bottom of a transverse wave.
A wave that moves the medium back and forth.
The crowded together particles in a longitudinal wave.
The area in a longitudinal wave where the particles are spread out.
A wave that causes a circular pattern and happens where two media meet.