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Chapter 15 Berluch
P.S Berluch
| Question | Answer |
|---|---|
| Energy | is the ability to do work. In other words, energy is transferred by a force moving an object through a distance. |
| 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 is known as elastic potential energy. |
| 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 make up its thermal energy. |
| Chemical Energy | 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 stored in atomic nuclei. |
| Energy conversion | The process of changing energy from one form to another. |
| Nonrenewable energy resources | exist in limited quantities and, once used, cannot be replaced except over the course of millions of years. |
| fossil fuels | They were formed underground from the remains of once-living organisms. |
| Renewable energy resources | are 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 usable energy. |
| biomass energy | The chemical energy stored in living things is called. |
| hydrogen fuel cell | generates electricity by reacting hydrogen with oxygen. |
| energy conservation | Finding ways to use less energy or to use energy more efficiently. |