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Chapter 19

Across
A seperation of white lights into component colors.
The form of electromagnetic energy made up of streams of photons.
Picture formed by the eye.
Lens that curve outward.
The seven colors that make up white light.
A object that gives off its own light.
This occurs when light is repeatedly reflected within a green material.
Whats the rang of electromagnetic ways.
A reflection that forms clean image.
Whats the tiny bundle of energy called ?
An image that cannot be projected onto a real screen.
A smooth surface that reflects light and turns images.
One of the five human senses.
Down
A sense of organ that detects light.
A reflection that forms a fuzzy image.
The process on which plants use energy from the sun to make food.
The use of optical fibers.
A transparent material that bends light.
A substance in plants that absorbs the suns light and gives plants their green color.
A material that transmits light easy.
A object that reflects light.
Lens that curve inward.
A wave that are particles of the medium move up & down at right angles to the direction of the wave motion.
A device that produces a powerful beam of lights.
A triangular piece of transparent glass that separates white light into a band colors.
Whats the straight line that shows the direction of light ?