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Published in 2017
Oceans serve as the planet's largest habitat and also help to regulate the global climate. But why is the ocean salty? And how is climate impacting the ocean? Find out more about the ocean, including the consequences of and potential solutions to these changes.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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2
Just as air can have different densities, water can have different densities as well. As the salinity of water increases, the density increases as well. Fresh eggs will float in saltwater, but will sink in freshwater. This will show that as the salinity increases the density also increases.
Grade Level   4 5 6 7 8 9 10 11 12
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3
The ocean is the key element in Earth's hydrologic cycle (water cycle). Students will construct a simple model of the hydrologic cycle to help them visualize and understand the movement of liquid water and heat. The hydrologic cycle is the continual movement of water from one place to another and...
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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4
These videos describe content featured in college-level introductory geoscience courses but may also be applicable to other disciplines and to high school curricula. These 5-6 minute videos talk about various geoscience topics like rock formation, climate change, earthquake hazards, water table, ice...
Grade Level   9 10 11 12
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5
"""""Model My Watershed"""" is a watershed-modeling Web app that enables students to analyze real land use and soil data in their neighborhoods and watersheds. Make science-based predictions of human impacts on stormwater runoff and water quality. "
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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