introduction to light

Cards (9)

what type of wave is light
an electromagnetic wave
what is the speed of light
3 x 10 to the power of 8 m/s
how does light travel
in straight lines
how can we prove the light travels in straight lines
shadows can prove this
what is a luminous object 
an object that gives out light
what is a non luminous object
an object that reflects light but doesn't give it out
what way does the angle of incidence go in 
it goes inside
what way does the angle of reflectance go in 
it goes outside
angle of incidence = angle of reflection