Electromagnetic Spectrum

What are 2 uses for Radio Waves?

• bluetooth and am radio

• cellphones and GPS

• airport security and CAT scans

• Radiation Therapy and Nuclear weapons

What are 2 uses for gamma Waves?

• bluetooth and am radio

• cellphones and GPS

• airport security and CAT scans

• Radiation Therapy and Nuclear weapons

What are 2 uses for X-ray Waves?

• bluetooth and am radio

• cellphones and GPS

• airport security and CAT scans

• Radiation Therapy and Nuclear weapons

What are 2 uses for microwaves Waves?

• bluetooth and am radio

• cellphones and GPS

• airport security and CAT scans

• Radiation Therapy and Nuclear weapons

What are 2 uses for Ultraviolet waves?

• cell phones and GPS

• Black lights and sterilizing machines

• remote controls and night vision goggles

• am radio and blue tooth

What are 2 uses for Infrared waves?

• cell phones and GPS

• Black lights and sterilizing machines

• remote controls and night vision goggles

• am radio and blue tooth

What are the waves in the electromagnetic spectrum? (choose 3)

• Radio Microwave Infrared

• Visible

• ultraviolet, x ray and gamma

• none

Which waves have the highest frequency?

• gamma

• radio

• visible light

• microwave

What are the colors of visible light?

• red only

• red, orange, yellow, green, blue and violet

• blue only

• green and yellow

What does red shift mean?

• Objects are moving away

• Objects are moving closer