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In this activity, learners will explore how density is affected by temperature and how that can create currents. This activity includes step-by-step instructions with pictures and a "What's Happening?" section explaining how the activity worked.
- Under 5 minutes
- 10 to 30 minutes
- $1 - $5 per group of students
- Ages 4 - 14
- Activity
- English
Quick Guide
Materials List (per group of students)
- 2 Containers, One Tall and Clear
- Cold Water
- Warm Water
- 2 Colors of Food Coloring
- Ice
- Salt
Subjects
-
Earth and Space Science
- Earth Processes
-
Physical Sciences
- Heat and Thermodynamics
- Structure and Properties of Matter
Informal Categories
- Model Building
- Nature and Environment
Other
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Access Rights:
- Free access
By:
Rights:
- All rights reserved, Children's Science Center, 2021