Waves

Mechanical waves (like sound) cannot travel through...

• metal

• a tree

• empty space (vacuum)

• a door

Which wave has the lowest frequency?

• A

• B

• C

• D

Which letter represents the crest?

• A

• B

• C

• D

What travels through a wave?

• mass

• energy

• mass and energy

• neither mass nor energy

Which electromagnetic radiation has the longest wavelength?

• infrared

• gamma

• radio

• ultraviolet

Which is an example of a longitudinal wave?

• x ray

• microwave

• sound wave

• water wave

Which electromagnetic radiation has the shortest wavelength?

• infrared

• gamma

• microwave

• ultraviolet

The two waves have different...

• amplitudes

• speeds

• wavelengths

• frequencies

Which letter represents the trough?

• A

• B

• C

• D

Amplitude is the distance between

• the crest and the trough

• each wave

• the middle point of a wave and the clouds

• the crest or trough and the middle point of the wave