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Radiation and Light Waves

What is the light and energy leaving a star called? radiation
Radiation is sent from one place to another by .............. waves. electromagnetic
The fastest speed in the universe is the speed of ....... light
Radiation is a type of ....... energy
The electromagnetic ............... organises waves according to their wave length. spectrum
A shorter wave length = a higher ......... frequency
.............. telescopes use light to make magnified pictures. optical
What kind of telescope uses a convex lens? refracting
A reflecting telescope uses a curved ......... mirror
What type of telescope uses a large dish to receive electromagnetic waves? radio
Created by: 272701421