Curated OER
Foucault's Pendulum
Students investigate how the motion of the Foucault pendulum proves that the Earth is rotating. They research the Internet about pendulums and conduct an experiment online. They view a multimedia presentation about pendulums and read...
Curated OER
Earth Turns? Prove It!
Students construct a pendulum using a washer and thin fishing line. In this earth science instructional activity, students simulate Earth's rotation using the pendulum bob and swivel chair. They explain how this activity proves that the...
Curated OER
The Science of Changing Seasons
Students explore basic principles of seasonal change, ponder the mechanisms that drive these changes, and perform experiments that show what causes the earth to heat differently during different seasons.