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Article: Sun-sational science: slip on some shades and head outdoors for fun hands-on learning and science exploration.(Activitiesa)
- Article from:
- Instructor (1990)
- Article date:
- May 1, 2004
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CopyrightCOPYRIGHT 2004 Scholastic, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Creating Color Spectrums Although sunlight looks white, when it passes through water--such as raindrops or a glass of water--it bends and separates into a spectrum, or rainbow, of seven colors: red, orange, yellow, green, blue, indigo, and violet. Invite small groups to create spectrums from sunlight by using clear plastic cups of water and white paper. Have them pinch the cup by the rim, then gently tilt it up and down until a color band appears on the paper. Next, provide different hues of food coloring and have each group predict what will happen if they add the colors to the water. (The bands of color will be altered.) Have groups add one drop of color to each cup. To ...