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Physical sciences  
Educational Level:
Middle school  
Informal education  
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Intended for use prior to viewing the Science on a Sphere film "Water Falls," this lesson introduces students to Earth's water cycle and the importance of freshwater resources.

This activity is about the role of plants as carbon sinks. Using atom signs made of construction paper, a blanket and other materials, learners will visualize the role of plants in storing carbon and discuss what may lead to its release. This the... (View More)

This activity is about the carbon cycle. Using construction paper and signs, learners will simulate chemical bonds and the energy exchanges that take place during the carbon cycle. They will then respond to questions about the processes of... (View More)

This is a lesson about the states of matter. Learners will participate in a kinesthetic activity to reintroduce them to three states of matter, solid, liquid, and gas and introduce them to a fourth state of matter, plasma, its connection to the Sun,... (View More)

In this short demo/activity, a balloon with baking soda in it is stretched over the mouth of a flask or bottle containing vinegar. The balloon is tipped so that the baking soda falls into the vinegar, and the reaction creates carbon dioxide, which... (View More)

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