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Science Flash Cards

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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Question
Answer
Matter   Anything that has volume (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 or more atoms  
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Compound   A pure substance that is made up of two or more different elements  
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Puresubstance   A type of matter composed of a single type of particle and always has i  
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Physical Change   A change in form or appearance of matter, but not in 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   Data that approximates or characterizes but does not measure  
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Quantitative Data   Estimated by quantity.  
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