Filters: Your search found 3 results.
Topics/Subjects:
Structure and properties of matter  
Educational Level:
Middle school  
Materials Cost:
1 cent - $1  
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In this lesson, students explore a discrepant event when they design an experiment to measure the rate that ice melts when in pure water versus salt water. It is designed to help students realize that a carefully-designed experiment may yield... (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 an activity about the correlation between annual precipitation and plant productivity in different Earth biomes. Learners consider water evaporation, solubility and abundance relative to life on Earth and relative to finding evidence for... (View More)

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