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Grade 5 F-4 Sci. Def
Chapter 4 How People Use Energy
| Term | Definition |
|---|---|
| chemical bonds | The forces that join atoms to each other |
| hydroelectric energy | Electricity generated from the force of moving water |
| tidal energy | A form of hydroelectric energy that produces electricity from the rising and falling of tides |
| biomass | Organic matter |
| nuclear energy | The energy released when the nucleus of an atom is split apart |
| geothermal energy | Heat from inside the Earth |
| solar energy | The energy of sunlight |
| fusion energy | The energy released when the nuclei of two atoms are forced together to form a larger nucleus |