U2 Energy Review - Vocabulary

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The capacity to do work

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The type of organism that eats meat

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The type of organism that eat plants

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The type of organism that eats both plants and animals

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Energy that makes motion or movement happen

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Energy that is stored and exists because of a change in position, shape or state of matter

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Energy that is given off and felt or observed

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A chemical substance that absorbs light

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The process of plants making food molecules (carbohydrates) from Carbon Dioxide (CO₂) and Water (H₂O)

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The energy that is stored in bonds of atoms and molecules

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An organic molecule that is the main energy carrier in the cells

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A building block for ATP that does not have as much energy at Adenosine Triphosphate

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Chemical reactions in animals that release energy from glucose (sugar) and produce ATP

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A type of cellular respiration that uses oxygen

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A type of cellular respiration that occurs when oxygen is not available

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A type of energy that is created when energy changes from one form to another, and is often observed as heat

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Organisms that consume plants

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An organism that consumes primary consumers

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An organism that consumes secondary consumers and is the top of the food chain

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An organism that consumes dead organic matter, also called decomposers

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Organisms that make their own food from the sun and carbon dioxide (CO₂)

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Categories of animals based on what they eat

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A community of organisms and their physical environment interacting together

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A set of interacting or interconnected parts

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The type of system where chemical substances and energy can enter or exit

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The type of system where only energy can enter or exit

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A series of organisms, each of which feeds on the previous organism in the chain

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The partial amount of energy that gets passed from one tropic level to a higher trophic level

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A representation of the energy flow through an ecosystem