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Apologia module 15
Physical Science: Light
Question | Answer |
---|---|
Electromagnetic waves | A transverse wave composed of an oscillating electric field and a magnetic field that oscillates perpendicular to the electric field |
The Law of Reflection | The angle of reflection equals the angle of incidence |
Frst general rule of light | When light refracts into a substance in which it must slow down, the light ray will bend toward a line perpendicular to the surface it strikes |
Second general rule of light | When light refracts into a substance in which it speeds up, the light ray will bend away from a line perpendicular to the surface it strikes |