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15 Cards in this Set
- Front
- Back
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What is chemistry the study of?
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the elements, whose names and symbols are shown on the periodic table
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What are the two branches of chemistry?
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organic and inorganic
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What measurement system do we use in chemistry?
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the metric system
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What is the unit of length?
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meters
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What is the unit of volume?
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liters
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What is a unit of time?
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seconds
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What instrument do we use to measure the amount of heat?
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thermometer
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What instrument do we use to measure volume?
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graduated cylinder
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What instrument do we use to measure mass?
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balance
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What is a unit of mass?
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gram
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What is Celsius?
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the metric temperature scale
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What instrument do we use to measure time?
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stopwatch
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What is the difference between quantitative and qualitative measuremnts?
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Quantitative measurements involve numbers; qualitative do not.
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What is an example of a quantitative measurement?
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something is 3 inches long, or weighs 10 grams, or takes 5 minutes to happen
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What is an example of a qualitative measurement or observation?
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something is blue or white; something is wet or dry
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