Vocabulary
the ability to do work
energy
Name the colors in the correct order
red, orange, yellow, green, blue, indigo, violet
All the energy from the Sun that reaches the Earth arrives as __________ _________.
solar energy
when light enters each water droplet and different colors bend or refract at slightly different angles. They reflect off the inside of the water droplet before refracting again as they leave.
rainbow
The range of wavelengths
electromagnetic spectrum
The segment of colors that the human eye can see
visible light spectrum
A form of energy that travels as a wave
light
each ray of light refracting twice inside each water droplet. The refractions caused the colors to reverse
secondary rainbow
the distance between two peaks in a wave
wavelength
used for communication and radar
microwave
When light bounces off an object
reflection
performed an experiment using a prism.
Sir Isaac Newton
Radiant energy
light
This is the longest wavelength.
the bending of light as it passes from one transparent substance into another such as sound and water.
refraction
This color has the longest wavelength
red
energy that comes from atoms and molecules
chemical energy
Produced by the sun
ultraviolet
when an object soaks up light waves.
absorption
This makes it possible for us to have lenses and magnifying glasses
refraction