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science flashcards
vocabulary flashcards
| Term | Definition |
|---|---|
| work | the product of force and distance when a force is used to move an object |
| energy | the ability to do work or cause change |
| force | a push or pull extended on an object |
| kinetic energy | the form of energy an object has because of its motion |
| potential energy | energy that is stored and available to be used later |
| elastic potential energy | the energy of stretching or compressed objects |
| gravitational potential energy | potential energy that an object has as a result of its position |
| electromagnetic | energy that travels in waves (rays) |
| energy conversion | a change from one form of energy to another |
| law of conservation | states that when one form of energy is converted to another,no energy is destroyed in the process |
| photosynthesis | the process by which plants use water carbon dioxide and energy from the sun to make food |
| fuel | a material that releases energy when it burns |
| fossil fuel | an energy rich substance(such as coal,oil, or natural gas)formed from the remains of organisms |
| weather | the state of the atmosphere at a place and time as regards heat, dryness, sunshine, wind, rain |