Adam+A

Adam A What is light? Light is simply a name for a range of electromangetic radiation that can be detected by the human eye.

What is our main source of natural light? A typical light source emits electromagenetic radiation in the visible spectrum.

What are some other sources of natural light? Our other sources of light is sun and fire.

How fast does light travel? Speed is approximatly 186,282 miles per second.

How long does it take for sunlight to reach the earth?