light laws battle Flashcards
What happens when light speeds up when changing materials?
it moves away from the normal
when light passes from air to diamond what does it do: speed up or slow down?
slow down
what is refraction?
when light changes speed when changing substances
what is dispersion of light
It is white light being separated into the colors that make it (red, orange, yellow, green, blue, indigo and violet) by a triangular prism or a medium that can do the same
what colors make up light?
red, orange, yellow, green, blue, indigo and violet or ROY G BIV
at what speed does light travel? in miles
186,000 miles per second
at what speed does light travel in a diamond
125,000 kilometers per second
what is a photon
smallest unit of energy that can be transported
where would you put the normal?
in the exact middle of the both rays
where the incident angle hits the mirror
where the reflected ray and incident ray meet
all of the above
why do rainbows in the sky happen?
the drops of water refract the light into its colors
can light only be dispersed through a triangular prism?
no
when light passes from water to air, does it speed up?
yes
