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chapter 10
heat energy
| Term | Definition |
|---|---|
| Freezing | changing from a liquid to solid |
| Evaporation/Vaporization | changing liquid to a gas |
| Energy | the ability to move matter |
| Kinetic energy | energy of a moving object |
| Potential energy | energy stored in an object (Energy of an object sitting still) |
| Temperature | average kinetic energy of molecules which tells us how hot or cold something is. Measures Heat |
| Heat | A form of energy that flows between two objects that have different temperatures |
| Radiation | Transfer of energy by electromagnetic waves (sun) |
| Conduction | Movement of energy through direct contact (solids) |
| Insulation | Preventing heat from flowing in or out of a material (poor conductor) |
| Thermal expansion | Matter expands when the temperature is raised |
| Pressure | The force on each unit of area of a surface |
| Melting | Changing from a solid to liquid |
| Condensation | Changing from gas to liquid |
| Forms of energy | Solar, wind, geothermal, nuclear, hydroelectric |
| Solar cell | Captures sunlight to make energy |
| fault | a huge crack in the earth's surface |
| focus | the point where an earthquake starts |
| seismic wave | a vibration that spreads out |
| epicenter | the point on earth's surface |
| aftershock | shaking of the earths crust after an earthquake |
| magnitude | the brightness of a star |
| vent | the center opening in a volcano |
| lava | magma that rescues earth's surface |
| crater | a cup like substance |
| hot spot | a very hot part of a volcanic |
| cinder-cone volcano | a sleep sided cone that forms |
| shield volcano | a wide gently slope that slides |
| composite volcano | cone formed from explosives |
| geothermal energy | heat from below earth's surface |
Created by:
17ameyer
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