electromagnetic waves

What makes electromagnetic waves different from mechanical waves?

• no medium required

• medium needed

• light -catalyzed

• space exclusive

Which type of EM waves has the shortest wavelength?

• radio wave

• visible light

• gamma ray

• ultraviolet

Which electromagnetic wave possesses the least energy?

• microwave

• radio wave

• infrared

• gamma ray

what happens to the frequency of a wave as wavelength increases?

• increases

• decreases

• remains constant

• diminishes to zero

Tags

NGSS.HS-PS4-1

EM waves used in checking the authenticity of bank notes

• microwave

• infrared

• ultraviolet

• X-ray

Utilized in treating cancer, the radiotherapy

• gamma ray

• x-ray

• visible light

• microwave

Plays important role in wireless communication

• ultraviolet

• visible light

• infrared

• microwave

Helpful in military night vision goggles

• radio wave

• microwave

• infrared

• light

Tags

NGSS.HS-PS4-5

Used in medical technology specifically in generating images of lungs and bone fractures

• infrared

• visible light

• ultraviolet

• x-ray

EM waves in which our eyes are sensitive to

• infrared

• light

• ultraviolet

• gamma ray