Exam 2: Science, Matter, and Energy

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A chemical element cannot be broken down into simpler substances by chemical means.

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The first step in the process of scientific study is to ____________________.

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An ion that is an essential nutrient for plant growth, and which was studied by Bormann and Likens, is the ____________________ ion.

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The idea that all elements are made up of molecules is called the atomic theory.

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Match items with their appropriate chemical description. -The nitrate ion

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Matter that is near the Earth's surface, that is highly concentrated, and that has great potential for use as a resource is referred to as ____________________.

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The Bormann-Likens study in the Hubbard Brooks Experimental Forest in New Hampshire can be described as

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