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Science-Chapter 15
chapter fifteen vocabulary for physical science
Question | Answer |
---|---|
Energy | is the ability to do work |
kinetic Energy | the energy of motion |
Potential Energy | is energy that is stored as a result of 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 positon of everyday objects |
Thermal Energy | The total potential and kinetic energy of all the microscopic particles in an object make up |
Chemical Energy | is the energy stored in chemical bonds |
Electrical Energy | Is the energy associated with electric charges |
Electromagnetic Energy | Is a form of energy that travels through space in the form of waves |
Nuclear Energy | the energy sotred in atomic nuclei |
Energy Conversion | the process of changing energy from one form to another |
Nonrenewable Energy Resources | exist is limited quanities and, once used, cannot be replaced except over the course of millions of years |
Fossil Fuels | oil, natural gas, coak, formed underground from remains of once-living organisms |
Renewable Energy Resources | are resources that can be replaced in a relatively short time |
Energy Cinservation | finding ways to use less energy or to use energy more efficiently |
Hyroelectric Energy | energy obtained from flowing water |
Solar Energy | sunlight that is converted into usable energy |
Geothermal Energy | is thermal energy beneath Earth's surface |
Biomass Energy | the chemical energy stored in living things |
Hydrogen Fuel Cell | generates electircity be reacting hydrogen with oxygen less energy to use energy more efficiently |