Energy Flow in Organisms STEMscopes vocabulary

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What is glucose?

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A sugar composed of six carbon atoms that is the preferred energy source for most cells; produced by photosynthesis.

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What is a chemical reaction?

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The process by which one or more substances change to produce one or more different substances.

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What is cellular respiration?

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The process of obtaining energy from the breaking of chemical bonds in nutrients.

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What is matter?

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Anything that has volume and mass.

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What is the law of conservation of matter?

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The law that says matter is neither created nor destroyed in ordinary chemical or physical processes.

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NGSS.MS-PS1-5

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What is photosynthesis?

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The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

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What are nutrients?

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Substances that provide nourishment essential for growth and the maintenance of life.

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What is energy?

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The ability to do work or cause change; it exists in various forms such as kinetic, potential, thermal, and chemical.

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What is a molecule?

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A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound.

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NGSS.MS-PS1-1

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What is the difference between potential and kinetic energy?

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Potential energy is stored energy based on position, while kinetic energy is the energy of motion.

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