The sun provides energy in the form of light through a process called ________ _______. It occurs when two atoms that naturally repelled each other are pulled together by a superior force and the atoms fuse together.
Nothing moves faster than the speed of ____________.
A _________________ object is one that produces light.
A _______________ object is one that reflects light.
•Unlike heat and sound energy which requires a _________________ (a physical substance) to move, light does not.
•Light is classified as an ___________________ ____________________.
White light is not a single colour; it is made up of a mixture of the _________ colours of the rainbow.