EM(Light) and Mechanical (Sound) Waves

Which of the following is not an example of a mechanical wave?

• Light wave

• Sound wave

• Water wave

• Seismic wave

What type of wave is a light wave?

• A sound wave

• A seismic wave

• A electromagnetic wave

• A mechanical wave

Tags

NGSS.MS-PS4-2

Why is a light wave not considered a mechanical wave?

• A light wave is visible to humans.

• A light wave moves faster than most waves.

• A light wave does not have a wavelength.

• A light wave travels through the vacuum of space.

How is an electromagnetic wave different from a mechanical wave?

• An electromagnetic wave travels slower than a mechanical wave.

• An electromagnetic wave has a larger amplitude than a mechanical wave.

• An electromagnetic wave can travel through a vacuum, but a mechanical wave cannot.

• An electromagnetic wave has no wavelength, but a mechanical wave has a wavelength.

A light wave is considered to be an electromagnetic wave. But what other kind of wave is it?

• Surface wave

• Longitudinal wave

• Transverse wave

Tags

NGSS.HS-PS4-3

Which statement best describes what waves are?

• wavy lines on graph paper
• disturbances that transfer energy
• light energy that changes particles of matter
• circles that move out from a central place 

How do earthquake waves travel through the earth?

• Heat waves
• Light waves
• Sound waves
• Mechanical waves

Tags

NGSS.MS-PS4-2

Can travel through matter (gas, liquid, solid) but not space. 

• light
• sound

What is a vacuum? 

• A space with only air in it
• A space with NO matter at all present
• A machine you use to do your chores

Waves are a transfer of what?

• Heat
• Light
• Energy
• Food

Tags

NGSS.MS-PS4-1