Uses of EM Waves

Which electromagnetic wave can you see?

• Gamma ray

• Microwave ray

• Visible light

• X-ray

Which type of waves are used in energy efficient bulbs?

• Infrared

• Ultraviolet

• X-ray

• Microwave

This type of EM radiation is used to send mobile phone signals & in GPS?

• infrared

• visible light

• ultraviolet

• microwaves

What type of EM radiation is used in military night vision goggles?

• radio wave

• microwave

• infrared

• light

Tags

NGSS.MS-PS4-2

What type of EM radiation plays an important role in wireless communication?

• ultraviolet

• visible light

• infrared

• microwave

Tags

NGSS.MS-PS2-3

What type of EM radiation is utilized in treating cancer, using its high energy to destroy the cells in a tumour?

• gamma ray

• x-ray

• visible light

• microwave

Tags

NGSS.HS-PS4-4

What are X - Rays used for?

• Scanning luggage during security checks.

• Checking for broken bones.

• Checking to see if your shoelaces are untied.

• Sterilising hospital equipment.

Put the following in the order of wavelength, starting with the longest

• Ultraviolet, X-rays, gamma rays

• X-rays, gamma rays, Ultraviolet

• Gamma rays, X-rays, ultraviolet

• Ultraviolet, light, infrared