power resources

Explains how energy sources like electricity, heat, power, sun, lightening, fire, and combustion, shape our landscape and climate.

When the lights go out, Ashley and Eric come to understand the importance of electricity.

"This book shows how the energy in wind is turned into a music download. It explains the science behind sound, how it can be measured, recorded and stored, what happens in a recording studio, and how our ears hear sound. The topics covered are illustrated with experiments, amazing facts and scientific discoveries"--Provided by publisher.

The simplest machines are the lever, wheel and axle, pulley, ramp, and screw. The electric motor was first invented in 1832, and was used commercially for the first time 41 years later. Examine significant developments in the generation and use of power in Power and Energy, one of the titles in the Technology and Innovation series.

Explore one of the key industries in the United States, energy production, in this title.

Readers will learn about the science of energy.

Explores the history of biofuel and how biomass is harvested, produced, and used for energy. Discusses the history of biofuel and both its positive and negative aspects. Includes a timeline, diagrams, text-related questions, a glossary, and color photographs.

Explores the history and technology behind the use of geothermal energy. Includes a timeline, diagrams, text-related questions, a glossary, and color photographs.

Briefly examines how natural gas is produced by dead plant and animal matter deep underground, how natural gas came to be used as an energy source, and how natural gas use has changed over time up to today. Includes a glossary.

Explores the history of coal and how it is formed, mined, and burned for heat and power. Discusses both its positive and negative aspects. Includes a timeline, diagrams, text-related questions, a glossary, and color photographs.