Earth's Energy DVD
From Benjamin Franklin's kite experiment to the latest advances in solar energy, investigate the many ways we use the Earth's natural resources. Includes four feature segments.
- Sources of Energy and #151; Examines renewable and nonrenewable energy, providing a deeper understanding of where our power comes from.
- Electricity and #151; Investigates this force we've learned to harness, including electric currents, circuits, and static electricity.
- Magnetism and #151; Discusses the relationship between electricity and magnetism and how electromagnetic energy powers our world.
- Solar Energy and #151; Visits the Rocky Mountain Institute, one of the most energy efficient buildings in the world, for a look at solar energy.