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Kala Stevenson

Chapter 15 vocabulary

TermDefinition
energy The ability to do work.
kinetic energy The energy of motion.
potential energy Energy that is stored as a result of a position or shape.
gravitational potential energy Potential energy that depends upon an object's height.
elastic potential energy The potential energy of an object that is stretched or compressed.
mechanical energy The energy associated with the motion and position of everyday objects.
thermal energy The total potential and kinetic energy of all the microscopic particles in an object.
chemical energy The energy stored in chemical bonds.
electrical energy The energy associated with electric charges
electromagnetic energy A form of energy that travels through space in the form of waves.
nuclear energy The energy stored in atomic nuclei.
energy conversion The process of changing energy from one form to another.
nonrenewable energy resourses Exist in limited quantities and, once used, cannot be replaced except over the course of millions of years.
fossil fuels Oil, natural gas, and coal. Form underground from the remains of once-living organisms.
renewable energy resourses Resources that can be replaced in a relatively short period of time.
hydroelectric energy Energy obtained from flowing water.
solar energy Sunlight that is converted into unable energy.
geothermal energy A thermal energy beneath Earth's surface.
biomass energy The chemical energy stored in living things.
hydrogen fuel cell Generates electricity by reacting hydrogen with oxygen.
energy conservation Finding ways to use less energy or to use energy more efficiently.
Created by: kala.stevenson
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