Title: Electromagnetic Waves
1Electromagnetic Waves
- What does energy have to do with waves?
2What does energy have to do with the wave?
- Electromagnetic wave A transverse wave that
consists of changing electric and magnetic
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3Electromagnetic wave
4Electromagnetic wave fun facts
- The energy transferred by this type of wave is
electromagnetic radiation.
5Electromagnetic wave fun facts
- The energy transferred by this type of wave is
electromagnetic radiation. - They travel at about 300,000,000 meters per
second in a vacuum.
6Electromagnetic wave fun facts
- The energy transferred by this type of wave is
electromagnetic radiation. - They travel at about 300,000,000 meters per
second in a vacuum. - Speed wavelength X frequency
7Electromagnetic wave fun facts
- The energy transferred by this type of wave is
electromagnetic radiation. - They travel at about 300,000,000 meters per
second in a vacuum. - Speed wavelength X frequency
- Wavelength decreases frequency increases.
8Electromagnetic wave fun facts
- The energy transferred by this type of wave is
electromagnetic radiation. - They travel at about 300,000,000 meters per
second in a vacuum. - Speed wavelength X frequency
- Wavelength decreases frequency increases.
- Wavelength increases frequency decreases.
9Electromagnetic wave parts from high energy to
low energy
10Electromagnetic wave parts from high energy to
low energy
- Gamma rays Used to kill cancer cells (radiation
therapy). Also used for precise surgeries (very
small cuts).
11Electromagnetic wave parts from high energy to
low energy
- Gamma rays Used to kill cancer cells (radiation
therapy). Also used for precise surgeries (very
small cuts). - X-rays
12Electromagnetic wave parts from high energy to
low energy
- Gamma rays Used to kill cancer cells (radiation
therapy). Also used for precise surgeries (very
small cuts). - X-rays Used to take pictures of bones.
13Electromagnetic wave parts from high energy to
low energy
- Gamma rays Used to kill cancer cells (radiation
therapy). Also used for precise surgeries (very
small cuts). - X-rays Used to take pictures of bones.
- Ultraviolet
14Electromagnetic wave parts from high energy to
low energy
- Gamma rays Used to kill cancer cells (radiation
therapy). Also used for precise surgeries (very
small cuts). - X-rays Used to take pictures of bones.
- Ultraviolet Low exposure helps your body produce
Vitamin D. High exposure can cause sunburn or
skin cancer.
15Electromagnetic wave parts from high energy to
low energy
16Electromagnetic wave parts from high energy to
low energy
- Visible light What human eyes can see. Each
wavelength has a different color.
17Electromagnetic wave parts from high energy to
low energy
- Visible light What human eyes can see. Each
wavelength has a different color. - Infrared rays
18Electromagnetic wave parts from high energy to
low energy
- Visible light What human eyes can see. Each
wavelength has a different color. - Infrared rays Toaster elements, night vision
goggles, paintball lasers, remote controls.
19Electromagnetic wave parts from high energy to
low energy
- Visible light What human eyes can see. Each
wavelength has a different color. - Infrared rays Toaster elements, night vision
goggles, paintball lasers, remote controls. - Microwave rays
20Electromagnetic wave parts from high energy to
low energy
- Visible light What human eyes can see. Each
wavelength has a different color. - Infrared rays Toaster elements, night vision
goggles, paintball lasers, remote controls. - Microwave rays Microwave ovens and transmit
cellular phone messages. The shortest radio wave.
21Electromagnetic wave parts from high energy to
low energy
- Visible light What human eyes can see. Each
wavelength has a different color. - Infrared rays Toaster elements, night vision
goggles, paintball lasers, remote controls. - Microwave rays Microwave ovens and transmit
cellular phone messages. The shortest radio wave. - Radio / TV waves
22Electromagnetic wave parts from high energy to
low energy
- Visible light What human eyes can see. Each
wavelength has a different color. - Infrared rays Toaster elements, night vision
goggles, paintball lasers, remote controls. - Microwave rays Microwave ovens and transmit
cellular phone messages. The shortest radio wave. - Radio / TV waves Carry signals through radio and
TV.
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