Which letter represents the wave crest?

• A
• B
• C
• D

Which letter represents the wave trough?

• A
• B
• C
• D

A disturbance that transfers energy from place to place through matter or space

• wave

• position

• time

• protein

How are Electromagnetic waves different from Mechanical waves?

• EM waves have very short wavelengths

• EM waves transmit energy instead of matter

• EM waves can travel through the vacuum of space (without particles)

• EM waves can change direction by reflection

What is transferred by a wave?

• energy

• matter

• particles

• mass

Which image represents a longitudinal wave?

• A

• B

What part of the wave is a compression? 

• A
• B

What part of the wave is a rarefaction? 

• A
• B

What type of wave is pictured here?

• sound wave
• transverse wave
• longitudinal wave
• seismic wave

Transverse waves carry energy _______ to the direction the medium is moving. 

• at a 45 degree angle
• perpendicular
• parallel
• opposite