STEM Area: Science, Physics

Grade Level: K-5

Activity Type: Experiment

About:

Pour hot and cold water into room temperature water in this simple, colorful experiment. Students learn how a mixture’s temperature impacts its density.

Materials:

• 2 small clear plastic cups
• Tablespoon
• Ice water
• Hot tap water
• Food coloring (red and blue)
• 2 eye droppers

Safety Note: Adult Supervision Required

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American Chemical Society

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