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chapter 15 vocab

TermDefinition
energy the ability to do work
kinetic energy the mechanical energy that a body has by virtue of its motion
potential energy stored energy that results from the position or shape of an object
gravitational potential energy potential energy that depends on the height of an object
elastic potential energy The Energy of stretched or compressed objects
mechanical energy kinetic or potential energy associated with the motion or position of an object
thermal energy heat energy
chemical energy energy stored in chemical bonds
electrical energy the energy of moving electric charges
electromagnetic energy the energy of light and other forms of radiation
nuclear energy energy stored in the nucleus of an atom
energy conversion a change from one form of energy to another
nonrenewable energy resources a source of energy that exits in limited quantities and, once used, cannot be replaced except over the course of millions of years
fossil fuels nonrenewable resources formed from the remains of ancient plants and animals
renewable energy resources a source of energy that can be replaced in a relatively short period of time
hydroelectric energy energy obtained from flowing water
solar energy energy from the sun
geothermal energy the energy produced by heat within the Earth
biomass energy renewable energy derived from burning organic materials such as wood and alcohol
hydrogen fuel cell a cell that generates electricity from a controlled reaction between hydrogen and oxygen
energy conservation the practice of finding ways to use less energy or to use energy more efficiently
Created by: trenton.stefan