How is energy created and harnessed? What can it be used for? And what scientific principles make it possible? This program analyzes the advantages and disadvantages of mechanical, thermal, and light energy, covering their applications to industrial, commercial, residential, and transportation needs. The difference between potential and kinetic energy, the importance of conservation, and the environmental impact of energy generation are described as well. A Meridian Production. (18 minutes)

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Part of the Series : Energy: Nature's Power Source

DVD	$89.95

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		Moles, Percent Composition, and the Empirical Formula When is a mole not a mole? Section one of this program demystifies concepts such as Avogadro's Constant, molecular mass, and molar mass. In section two, the Percent Composition Formula is spotlighted, while section three addresses the Empirical Formu...(more details)		DVD $99.95 DVD + 3-Year Streaming $119.93 3-Year Streaming $99.95
		Animalia and Plantae From the sponge to the giraffe, from mosses to redwoods, this program examines the similarities and differences between the denizens of the animal and plant kingdoms. Distinctive characteristics of plants and animals, including physical structure, me...(more details)		DVD $79.95 DVD + 3-Year Streaming $119.93 3-Year Streaming $79.95
		Overview of Biotechnology Some of the hottest challenges facing the 21st century are being worked on right now by biotechnologists. This introductory-level program investigates the dynamic field of biotechnology and examines how it relates to a cross-section of different disc...(more details)		DVD $89.95 DVD + 3-Year Streaming $134.93 3-Year Streaming $89.95
		Chemical, Electrical, and Nuclear Energy Behind all forms of energy are scientific laws and concepts that allow them to do work. What are they, and how do they shape the ways in which energy is used? This program investigates the pros and cons of chemical, electrical, and nuclear energy, ad...(more details)		DVD $89.95

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