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Vocab

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
matter   is anything that takes up space and has mass  
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pollutant   A substance that can make air, soil, or water harmful to organisms and structures  
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volume   A measure of how much space something takes up  
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mass   The amount of "stuff" something contains  
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Atom   The basic building block of matter  
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molecule   A combination of two of more atoms  
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compound   A pure substance made up of two or more different elements  
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pure substance   A type of matter composed of a single type of particle and always has distinct, predictable properties  
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physical change   A change in the form or appearance of matter, but not its composition  
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chemical change   A change in the composition, or chemical makeup,of a sample of matter. A chemical change is also known as a chemical reaction  
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Photosynthesis   The process through which green plants use the energy of sunlight to make food and oxygen  
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Qualitative data   types of data that have statistics  
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Quantitative data   Data that is not as accurate  
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