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WORK AND ENERGY
| Question | Answer |
|---|---|
| Work | distance X force in the direction an object moves. |
| Joule | Measures work, equal to 1 Newton-meter. |
| Wedge | A v-shaped object whose sides are two inclined planes |
| Pulley | a rope that fits into a groove in a wheel. |
| Power | The rate of doing work. |
| Watt | Measures power, equal to one joule per second. |
| Screw | An inclined plane wrapped around a cylinder. |
| Horsepower | equal to 746 watts. |
| Lever | A rigid bar that is free to move around a fixed point. |
| Inclined Plane | A slanted surface along which a force moves an object |
| Kinetic Energy | The energy that an object has due to its motion. |
| Potential Energy | Energy that is stored as a result of position or shape. |
| Thermal Energy | kinetic energy of all the particles in an object. |
| Chemical Energy | The energy stored in chemical bonds. |
| Mechanical Energy | energy associated with the motion and position of everyday objects |
| Electrical Energy | energy associated with electric charges. |
| Gravitational Potential Energy | Potential energy that depends upon an objects height above a reference point. |
| Elastic Potential Energy | potential energy of an object that is stretched or compressed. |
| Fossil Fuel | hydrocarbons from the remains of plants and animals. |
| Nonrenewable Energy Resource | energy that exists in limited quantities and, once used, cannot be replaced quickly |
Created by:
vickiecox
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