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11 Cards in this Set
- Front
- Back
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What is DENSITY?
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the ratio of mass to volume or mass divided by volume
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Define WEIGHT
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A measure of the gravitational pull on matter
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What is a DERIVED UNIT?
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a unit that is a combination of SI base units
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What is a THEORY?
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a broad generalization that explains a body of facts or phenomena.
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What is an INVERSE RELATIONSHIP OR INVERSE PROPORTION?
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two quantities which have a constant mathematical product
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VOLUME is what?
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the amount of space occupied by an object.
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What does PRECISION describe?
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the closeness of a set of measurements of the same quantity made in the same way
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What is a PERCENT ERROR?
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A value calculated by subtracting the experimental value from the accepted value,dividing the difference by the accepted value and then multiplying by 100
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What does DIRECT PROPORTION or DIRECT RELATIONSHIP describe?
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two quantities that give a constant value when one is divided by the other
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What is a HYPOTHESIS?
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A testable statement
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ACCURACY describes what?
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the closeness of measurement to the correct or accepted value of the quantity measured
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