Unit 5 Waves Test A

Front

Refraction occurs when a wave changes its __________ as it passes through a different medium.

Back

speed

Front

Houses with carpet are much quieter than houses with tile or hardwood floors because of sound wave __________.

Back

absorption

Front

Which is an example of a compressional wave?

Back

sound wave

Front

Increasing the amplitude of a sound wave will make it __________.

Back

louder

Front

Ocean waves crash on the beach at a velocity of 3.5 m/s. If the distance between the crests of each wave is 4 m, find the frequency of the waves.

Back

1.14 Hz

Front

The picture shows which wave behavior?

Back

reflection

Front

An echo is an example of sound wave __________.

Back

reflection

Front

What is the velocity of a wave having a frequency of 25 Hz and a wavelength of 10 m?

Back

250 m/s

Front

A glass prism is able to bend light because __________.

Back

light is refracted as it enters a different medium

Front

In 1 second, 4 crests of a wave pass a certain point. What is the wave’s frequency?

Back

4 Hz