Waves

How can you tell that light is an electromagnetic wave?

• It needs a medium to travel through
• It travels through space, which is a vaccuum, showing it needs no medium to trave through
• You can just tell
• I like light

A wave carries...?

• energy only
• matter only
• the matter carries the energy
• neither

The lowest part of the wave is?

• trough
• crest
• point of origin
• compression point

The highest point of a wave is?

• crest
• trough
• point of origin
• comppression point

What is the measure of how many waves pass a point in a certain amount of time?

• frequency
• wavelength
• midpoint
• crest and trough

What kind of wave can travel through space?

• electromagnetic waves
• compressional waves
• transverse waves
• longitudinal waves

Amplitude reflects the amount of ____________________ in a wave.

• energy
• compression
• rarefaction
• speed

A _____________________ is the distance between a point on one wave and the identical point of the next wave.

• amplitude
• wavelength
• frequency
• compression

Which wave has a greater frequency?

• A
• B

Mechanical waves cannot be transmitted through a vacuum. Therefore, which of the following are NOT mechanical waves?

• Water waves
• Seismic waves
• Sound waves
• Light waves