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Physics 1-5
Grades 5 and 6 Physical World Heat & Energy
| Term | Definition |
|---|---|
| energy | ability to perform work |
| mechanical energy | energy of movement |
| chemical energy | energy stored in chemical bonds |
| nuclear energy | energy stored in the nucleus of an atom |
| thermal energy | total kinetic energy that an object's molecules possess |
| electrical energy | flow of electrons |
| magnetism | attractive and repelling forces contained in magnetic materials |
| sound energy | energy that travels in waves through matter and can be detected by the ear |
| light energy | electromagnetic waves that can be detected by the eye |
| kinetic energy | energy that is in motion |
| potential energy | energy that is stored |
| photosynthesis | reaction inside plants that combines water, carbon dioxide, and sunlight to produce sugar and oxygen |
| cellular respiration | process that breaks down sugar molecules to release the stored energy |
| digestion | another word for cellular respiration |
| fossil fuels | petroleum products formed from the remains of plants and animals that were buried in the past and placed under pressure |
| combustion | releasing of energy through burning |
| fission | breaking apart of a nucleus into smaller nuclei |
| fusion | combining of nuclear particles to form a larger nucleus |
| atomic bomb | weapon powered by fission |
| hydrogen bomb | weapon powered by fusion |
Created by:
ChelsLegacy
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