Waves - EMW - (Electromagnetic Spectrum) - Lesson presentation – PPT

This presentation covers;
What is LIGHT?
Why is C the symbol for the speed of light?

• How do electromagnetic waves (E.M.W.) form?

• What are the parts of the electromagnetic spectrum?

• How do they travel through space?

• The Properties of electromagnetic waves (E.M.W.) in Electromagnetic SPECTRUM,

• Which parts are harmful or useful?

• Applications of electromagnetic waves; (What are they used for?)
  FM Radio? AM Radio? Effect of the Ionosphere?
  How is the operation of a RADAR?
  GSM? GPS?
  Microwave ovens…
  Thermograph…
  How do Mosquitoes find us?
  Night vision… How to see through the wall AND how is night-vision?
  Remote control… How do a T.V., Radio, a remote control device etc… work?
  Burglar-alarm
  Sliding Doors…
  Thermal blanket …
  Ear thermometers…
  Tanning (sunburn)…
  Sunbed (Artificial sunburn)…
  Fluorescent Lamp, Fluorescent Powder…
  Welders…
  Skin cancer…
  UVA-filtering film? UVB?
  If there was no Ozone Layer, what would happen?
  Dental curing…
  Money DETECTOR…
  Phototherapy…
  What is blacklight?
  The very first X-Ray, Modern X-Ray Photography…
  How to produce the X-rays to check the bones beyond the muscles.
  An X-Ray at the dentist…
  For security… Airport Security…
  Atom bombs, (Hiroshima and Nagasaki)
  Nuclear power plant…
  Radiotherapy…
  Funny Physics…
  Physics around us …
  Did you know QUESTIONS…
  RECAP…