Mechanical Wave

_____ waves NEED a medium to travel.

• Seismic

• Light

• Mechanical

Radio Waves are an example of _________ waves.

• mechanical

• electromagnetic

• light

Longitudinal waves have:

• crests and troughs

• crests and compressions

• compressions and rarefactions

• troughs and rarefactions

Transverse waves have:

• crests and troughs

• troughs and rarefactions

• compressions and contractions

• rarefactions and crests

This image is representing what wave interaction?

• Refraction
• Diffraction
• Reflection
• Interference

A sound that has more waves closer together means it has a higher

• Frequency

• Pitch

• Sound

• Amplitude

• Refraction

• Reflection

• Diffraction

• Dispersion

• Wavelength

• Frequency

• Amplitude

• speed

Which of the following waves are longitudinal?

• Radio waves from a radio broadcaster

• Infrared waves from an oven

• Sound waves from a guitar

• Waver waves on lake

What is the unit of wave speed

• Hertz

• Meter

• Second

• Meter per second