What is energy? -- Muscle energy -- Energy from fire -- Energy from wind and water -- Potential energy -- Energy of movement -- Imponderable fluids -- Heat energy -- Electromagnetism -- Conservation of energy -- Thermodynamics -- Steam energy -- Energy for transportation -- Generating electricity -- Energy in the home -- Measuring energy -- Energy for communication -- Energy in waves -- Energy in packets -- Mass energy -- Energy from the nucleus -- Energy from the sun -- Photosynthesis -- Energy from food -- Fossil fuels -- Energy on a global scale -- Alternative energy -- Making the most of energy -- Origins and destiny of energy -- Energy industry -- Energy flow.
Summary:
Surveys various sources of energy and the ways in which they have been harnessed.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.