WHAT YOU NEED: Rainbow glasses. You will also want to get some colored pencils or crayons.
WHAT TO DO: Wait till dark so there's less light to distract you. A great time to do this lesson is when you're riding in a car at night. Inspect many different kinds of lights through your rainbow glasses. Have Fun!
Here are some interesting experiments you could try:
What happens to the spectrum from a
Take a good look at yellow street lamps (sodium vapor lamps), and white street lights or security lights (mercury vapor lamps). Neon signs are also interesting. Can you see the unique patterns that these types of light create?
How are these patterns different from the spectrum from a regular light bulb?
The rainbow pattern formed by each type of light is called a spectrum. Since different kinds of lights have slightly different spectrums, scientists can use a star's spectrum to figure out what it is made of.
©1998 by Stratton House
Two pairs of rainbow glasses are included in The Wonders of Light.
A dash of color has been added here, so that you will get some feel for what you will experience. The actual lessons are in easily reproducible black, white and gray tones.
The above lesson is from the student worksheets. Additional notes and questions are given in the parent guide.
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