Light. Previous knowledge. Tell me one of your experience or vocabulary about light. What is light?. energy. Light is _______. Light travels in a _______ . Light consists of particles called _________. wave. photons. Light Spectrum. White light can be separated into 6 colors.
What characteristics of light determines the amount of energy carried by a photon of the light?
Which part of a hand is opaque to x-rays? Skin or bone
Which part of a hand is transparent to x-rays? Skin or bone
In water light travels at 75% of its speed or 0.75 c.
If a straight line is drawn perpendicular to the reflecting surface at the point when the incoming ray strikes the surface, the angle of incidence and the angle of reflection can be defined with respect to the line.
http://www.physicsclassroom.com/class/light/u12l1e.cfm for further information.
The process that separate waves with electric-field oscillations in the vertical direction from those in the horizontal direction, producing a beam of light with electric-field waves oriented in the same direction.