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American Chemical Society
Float and Sink
We're not talking about the kitchen sink. Learners explore what types of objects sink and float in water in an inquiry-based lesson plan. With experimentation, they find similarities between materials that float and those that sink.
American Chemical Society
Density and Sinking and Floating
Keep your class afloat with a hands-on density instructional activity. The challenging instructional activity has learners experiment with different materials to compare their densities. They learn that increasing or decreasing the...
Discovery Education
Motion in the Ocean
How do temperature changes affect ocean currents? Scholars explore convection currents by demonstrating the flow of water in a baking dish. They use ice, heat, and food coloring to see currents. Then, they draw conclusions about their...
Center for Precollegiate Education and Training
Buoyancy Boats
What did the sea say to the boat? Nothing, it just waved. An inquiry-based lesson starts with a simple concept on the Archimedes Principle and challenges pupils to make something out of clay that floats. Then, they design...
Center for Learning in Action
Properties of Balls
Enhance your states of matter lessons with a hands-on science investigation that compares six different balls' color, texture, size, weight, ability to bounce, and buoyancy.
Arizona State University
Physics of Boats
Let's go sailing! An instructive unit includes six lessons with multiple activities to teach scholars about density, center of gravity, buoyancy, and the Archimedes Principle. They can complete the final project of building a boat...