Tuesday 26 July 2011

HOW DOES LIGHT TRAVEL????????? diana

Light travel in a straight line.
Ex.
  • The search light from the helicopter.
  • The ray of the sun, passing through a hole in the roof.
  • The beam of  light from the motorcycle.
Reflection of light.
Ex.
  • Convex mirror
  • Dental mirror
  • Periscope

we are the only one ! :)

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