Curated OER
How Many Drops of Water Can Fit on a Penny?
Using a simple method, learners explore gravity, cohesion, and adhesion. They perform an experiment in which they determine how many drops of water can fit on a penny. Afterwards, they discuss their results.
Curated OER
Note Taking And Skills And Lab Reports
Students perform simple and fun experiments to use the scientific method, take careful notes, and write a lab report. They first make and test a hypothesis about how many drops of water they can fit on the face of a penny and then test...
American Chemical Society
Surface Tension
A drop of dew holds a sphere shape even when sitting on a seat thanks to the surface tension of water. Learners observe the phenomena of surface tension in water. Through demonstrations, hands-on activities, and discussions they explore...
Curated OER
Buoyancy: What will float and what will sink
Students write and explain why an object sinks or floats. In this buoyancy lesson students demonstrate how items float or sink and graph the results.