Chemical Demonstrations

Find chemical demonstrations specifically focused around earth and environmental science to integrate in your next lesson.

Colorful Stalactites and Stalagmites

Introduce stalactite and stalagmite formation by performing this colorful, easy-to-follow demonstration.

Buffering of Lakes

Acid rainfall causes deleterious effects to our environment. It can be especially harmful to the ecosystems of lakes and streams. Help students discover natural defenses that allow lakes and streams to maintain pH.

Instant Smog

Ozone in the stratosphere helps to absorb ultraviolet rays from the sun but in the lower atmosphere, ozone and hydrocarbons react to form photochemical smog.

Cleaning with Charcoal - Turning Grape Juice into Water!

Activated charcoal is widely used in water purification—whether in municipal water treatment plants or in aquariums—to remove impurities and contaminants. Demonstrate the “cleaning action” of charcoal by decolorizing grape juice!

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