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15 Cards in this Set
- Front
- Back
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Mathematical technique for studying dimensions of physical quantities |
Dimensional overlay |
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Measure of the gravitational force exerted on an object, it's value can change with the location of the object in the universe |
Weight |
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Exactness of the measurement |
Precision |
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The measure of the size of a body or region in three-dimensional space |
Volume |
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The ratio of the mass of a substance to the volume of the substance; often expressed as grams per cubic centimeters for solids and liquids and as grams per liter for gases |
Density |
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Something that has a magnitude size or amount |
Quantity |
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A unit of measure that is a combination of other measurements |
Derived units |
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A method of expressing a quantity as a number multiplied by 10 to the appropriate power |
Scientific notation |
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description of how close a measurement is to the true value of the quantity measured |
Accuracy |
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International system of units which is the unit measurement system that is except a worldwide |
SI |
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The prescribed decimal place that determines the amount of rounding off to be done based on the precision of the measurement |
Significant figure |
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The relationship between two variables whose product is constant |
Inversely proportional |
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A ratio that is derived from the equality of two different units in that can be used to convert from one unit to the other |
Conversion factor |
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Calculated by subtracting the experimental value from the excepted value, dividing the difference by the excepted value, and then multiplied by hundred |
Percentage error |
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A relationship between two variables whose ratio is a constant value |
Directly proportional |
