sci semi final reviewer ha ha ha ha ha ha ha ha ha ha

People who have studied light were __?

Sir Isaac Newton believed that __

Christian Huygens thought that

who came up with what is know as the Dual-Nature of light. ( he explained that light is both a wave and a particle) ?

who proposed the Electromagnetic Theory of light?

Artificial sources of light are __?,, in order - ( , ) w/ and

Natural sources of light are __?

Energy transformation is needed to convert or transform forms of energy to light energy

• true

• false

Quantitatively brightness can be expressed as

the closest star on earth is the?