F07.204.Energy1 - Energy Powering Society Classification of...

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Energy: Powering Society Classification of Natural Resources by Availability Reserve - We know it exists and it can be extracted with existing technology Resource - Known or believed to exist but not exploitable today (for economic, political of technological reasons) 1 trillion - 2.3 trillion barrels
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Classification of Natural Resources by how it is produced Renewable - Resource that is created as fast as it it consumed. Nonrenewable - Resource that is created slowly - consumed faster than it forms. Fossil fuels, metals, nuclear power, etc. Trees, fish, sunlight, wind, etc. Review: Energy Units Joule (J) = Energy needed to lift 1 kg weight by 0.1 meter (about the energy to lift an apple over your head) calorie (cal) = Energy needed to heat 1 g water by 1°C (Note” C alories (Cal) in food are equal to 1000 calories (cal) British Thermal Unit (BTU) = Energy needed to heat 1 pound of water 1°F (1 BTU = 950 Joules)
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Rate of energy use Watt (Joule/second) Kilowatt-Hour (kwh)
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This note was uploaded on 01/11/2012 for the course ENVSCI 204 taught by Professor Robviens during the Fall '07 term at Bellevue College.

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F07.204.Energy1 - Energy Powering Society Classification of...

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