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Curated OER
Fun with Surface Tension!
Students explore physical science by participating in a water properties experiment. In this surface tension activity, students utilize pennies, water, a dropper and soapy water to test the different surface tensions with numerous...
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Wet Pennies
Students conduct a simple test to determine how many drops of water, rubbing alcohol and vegetable oil can be placed on a penny before spilling over. They consider how varying surface tensions allow for different amounts of each liquid...
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Making "Cents" of Surface Tension
Students explore the unique behaviors of water. They investigate surface tension using water drops on a penny and pennies dropped in a cup.
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The Chemistry of Bigger Bubbles
Fourth graders explore properties of bubbles. In this lesson about bubbles, 4th graders perform an experiment. Students analyze the properties of bubble making substances and surface tension. Students create a square bubble. Students...
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Surface Tension
Students examine the concept of surface tension. In this surface tension lesson plan students complete several experiments to allow them to better understand surface tension.
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Surface Tension On Coins
Young scholars drop water onto clean coins to determine the tension of each coin and then to graph their findings.
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Science Experiments
Students do a series of three experiments. In the first experiment, the students work with a partner to protect an egg from a 12 foot drop. In the second experiment, the students investigate static electricity using balloons and yarn. ...
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How Many Drops?
Seventh graders hypothesize about the number of drops of liquid that can be placed on a penny before it spills over. They examine both the concept of devising a hypothesis and the idea of surface tension. They determine the difference...
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Take a Dip: Sticky Water
Students complete lab activities to investigate the "sticky" properties of water, such as surface tension and capillary action, due to the polarity of the molecules.
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Barge Building: What Floats Your Boat?
Learners construct aluminum foil boats that float while holding the greatest number of pennies. They investigate the concept of water displacement, record their results, and watch a Bill Nye video on buoyancy.
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Earth & Space Science: Holding it Together
Students estimate how many drops of water can fit onto the surface of a penny and then test their hypothesis to find out. They also experiment with bubbles.
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Drops on a Penny
Eighth graders experiment to determine the number of drops of water a heads up penny hold. They create a stem and leaf graph of the class results and use the data for further experimentation on a tails up penny.
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How Many Drops?
Middle schoolers conduct a simple test to determine how many drops of each of three liquids can be placed on a penny before spilling over. They come up with an explanation for their observations about different amounts of liquids a penny...