Unit 3: Waves - Unit Test Review

Front

What happens to a light wave when it enters a new medium perpendicular to the surface?

Back

It refracts.

Front

True or False: Sound travels slowest through solids because the particles are tightly-packed and vibrations travel faster from particle to particle.

Back

False.

Front

What is the term for the maximum height of a wave from its rest position?

Back

Amplitude.

Front

What is the term for the bending of waves when they enter a more dense medium?

Back

Refraction.

Front

Which type of wave does NOT require a medium to travel?

Back

Light waves.

Front

What is the distance between two consecutive crests or troughs in a wave called?

Back

Wavelength.

Front

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

Back

Trough.

Front

What is the term for the bouncing back of a wave when it hits a surface?

Back

Reflection.

Front

What is the phenomenon called when waves spread out after passing through a narrow opening?

Back

Diffraction.

Front

What type of wave requires a medium to travel through?

Back

Mechanical waves.