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Matter and Energy VC
| Term | Definition |
|---|---|
| photosynthesis | a series of chemical reactions that convert light energy, water, and carbon dioxide into the food-energy molecule glucose and give off oxygen |
| ecosystem | all the living things and nonliving things in a given area |
| cellular respiration | a series of chemical reactions that convert the energy in food molecules into a usable form of energy called ATP |
| glycolysis | a process which glucose, a sugar, is broken down into smaller molecules |
| producer | an organism that uses an outside energy source, such as the Sun, and produces its own food |
| consumer | an organism that cannot make its own food and gets energy by eating other organisms |
| detritivore | an organism that consumes the bodies of dead organisms and wastes produced by living organisms |
| food chain | a model that shows how energy flows in an ecosystem through feeding relationships |
| food web | a model of energy transfer that can show how the food chains in a community are interconnected |
| energy pyramid | a model that shows the amount of energy available in each link of a food chain |
| evaporation | the process of a liquid changing to a gas at the surface of the liquid |
| condensation | the process by which a gas changes to a liquid |
| precipitation | water, in liquid or solid form, that falls from the atmosphere |
| nitrogen fixation | the process that changes atmospheric nitrogen into nitrogen compounds that are usable by living things |
Created by:
Kuiper
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