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3
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a form of life composed of mutually interdependent parts that maintain various vital processes
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4
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pure substance that is made of two or more types of atoms chemically bonded together in a fixed ratio
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5
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what a system or apparatus does
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6
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two or more atoms bonded together forming a single discreet unit
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8
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made of only one type of compound or only one type of element
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9
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anything that takes up space and has mass
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1
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smallest unit of an element that still has all the properties of the element
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2
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the way something is put together, the arrangement of parts
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6
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made of more than one type of compound or element together in a random number and not chemically bonded together
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7
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pure substance made of only one type of atom
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