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13 Cards in this Set
- Front
- Back
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density
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the mass per unit volumeof a material. descrives how tightly packed a substance's molecules are.
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derived unit
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unit of measurement obtained by combining SI units. for example density= mass % volume
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graph
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a visual display of information or data- such as line graphs, bar graphs, and circle graphs- organized to help people interpret, understand, or quickly find information.
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kelvin
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the SI unit of temperature: zero K= absolute zero (the coldest possible tempurature, -273
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kilogram
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the SI unit of mass: 1 kilogram (kg) = 1000 grams.
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liter
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the unit of liquid volume (L) that occupies the same volume as a cubic decimeter (dm3) and is slightly larger than a quart.
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mass
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a measurement of the amount of matter in an object: its SI unit is the kilogram (kg)
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meter
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the SI base unit of length (m): 100 cm = 1m.
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second
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the SI unit for time
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SI
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international system of units: standard, easy to us, worldwide system of measurement based on powers of 10. the SI standards are used by all scientists, and are a modern version of the metric system.
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standard
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in measurement, an exact quantity that everyone agrees to use as a basis of comparison
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time
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the interval between two events: the SI unit for time is the second.
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volume
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the amount of space occuupied by an object; volume units are found by combining other SI units of length.
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