Shared Flashcard Set

Details

Energy
Sources and forms of energy
18
Science
6th Grade
06/08/2011

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Cards

Term
Two classifications of energy sources
Definition
Renewable
Non-renewable
Term
List non-renewable energy sources
Definition
Coal
Petroleum
Natural gas
Propane
Uranium
Term
List renewable energy sources
Definition
Biomass
Geothermal energy
Hydropower
Solar energy
Wind energy
Term
List US energy consumption by source
Definition
Petroleum - 37% Natural gas - 25% Coal - 21% Uranium - 9% Biomass - 4% Hydropower - 3% Wind - .7% Geothermal - .4% Solar and other - .1%
Term
Define energy
Definition
Ability to do work
Term
Two categories of energy types
Definition
Potential
Kinetic
Term
Define Potential Energy
Definition
Stored energy and the energy of position - gravitational energy
Term
Define Kinetic Energy
Definition
Motion - of waves, electrons, atoms, molecules, substances, and objects.
Term
List Potential Energy types
Definition
Chemical energy
Mechanical energy
Nuclear energy
Gravitational energy
Term
List Kinetic Energy types
Definition
Radiant Energy
Thermal Energy
Motion Energy
Sound
Electrical Energy
Term
Define Chemical Energy and give examples
Definition
Energy stored in the bonds of atoms and molecules. Examples - batteries, biomass, petroleum, natural gas, and coal.
Term
Define Mechanical Energy and give examples
Definition
Energy stored by objects in tension. Examples - compressed springs and stretched rubber bands.
Term
Gravitational Energy
Definition
Energy stored in an object's height. Example - hydropower
Term
Define Radiant Energy and give examples
Definition
Electromagnetic energy that travels in transverse waves. Examples - light, sunshine, x-rays, gamma rays, radio waves
Term
Define thermal energy and give examples
Definition
Heat. Example - geothermal energy
Term
Define Motion Energy and give examples
Definition
Energy stored in the movement of objects. Examples - wind energy, car crash
Term
Define Sound Energy
Definition
Movement of energy through substances in waves. (no examples listed)
Term
Define Electrical Energy and give examples
Definition
Delivered by tiny charged particles called electrons, typically moving through a wire. Example - lightning.
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