6C - Sound Diffraction & Interference

Front

What is the property of a wave that represents its height from the rest position?

Back

Amplitude

Front

Which type of wave has particles that move parallel to the direction of the wave?

Back

Longitudinal wave

Front

What is the term for the material through which a wave travels?

Back

Medium

Front

What happens to the pitch of a sound when the source moves towards an observer?

Back

The pitch sounds higher.

Front

What type of interference occurs when two waves meet and their amplitudes add together?

Back

Constructive interference

Front

What is the term for the distance between two consecutive crests of a wave?

Back

Wavelength

Front

What is the term for the bending of waves around obstacles or through openings?

Back

Diffraction

Front

What is the phenomenon called when two waves meet and their amplitudes cancel each other out?

Back

Destructive interference

Front

What is the term for the change in frequency of a wave in relation to an observer moving relative to the wave source?

Back

Doppler Effect

Front

What is the term for the highest point of a wave?

Back

Crest