Electromagnetic Waves

How much of the electromagnetic spectrum is made up of visible light?

• only a small portion

• a very large portion

• about half

• all of the spectrum contains visible light

Which electromagnetic waves have the highest frequencies and the shortest wavelengths?

• microwaves

• visible light

• gamma rays

Tags

NGSS.HS-PS4-1

Which electromagnetic waves are used in ovens and cell phone communications?

• Infrared rays

• ultraviolet rays

• microwaves

Which type of waves are used in broadcasting?

• radio waves
• infrared rays
• x-rays

Tags

NGSS.MS-PS4-3

Which of the following has frequencies higher than ultraviolet rays?

• visible light

• infrared rays

• x-rays

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-4

How does energy travel to the Earth?

• Electromagnetic waves

• Sound waves

• Sunlight

• Radio waves

Tags

NGSS.MS-ESS1-1

How are electromagnetic waves classified?

• By wavelength

• By weight

• By color

• By sound

Tags

NGSS.HS-PS4-1

True or False: Wavelength is the measure of the distance between two electromagnetic waves.

• True

• False

Tags

NGSS.HS-PS4-1

True or False: Visible light includes all of the colors you see in a rainbow.

• True

• False

Different colors are the result of different ________.

• wavelengths

• sound waves

• color waves

• radiation