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16 Cards in this Set
- Front
- Back
Base Unit |
Defined unit in a system of measurements that is based on an object or event in the physical world |
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Second (s) |
SI base unit for time |
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Meter (m) |
SI base unit for length |
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Kilgrams (Kg)` |
SI base unit for mass
` |
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Kelvin( K) |
SI base unit for temparature |
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Derived Unit |
A unit that is defined by a combination of base units Also measured in derived units (cm^3) and (g/cm^3) |
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Liter (L) |
equal to one cubic decimeter (dm^3) Liters are used to measure volume of liquids |
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Density |
physical property of matter and is defined as the amount of mass per volume Units (cm^3) and (g/cm^3) |
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Scientific Notation |
Can be used to express any number as a number between 1-10 multipled by 10 raised to a power |
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Dimensional Analysis |
Systematic Approach to problem solving uses conversion factors to move , or convert from one unit to another |
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Conversion Factor |
Ratio of equivalent values having different units |
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Acuracy |
How close a measured value is to accepted value |
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Precision |
How close a series of measurements are to one another |
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Error |
Defined as the difference betweenan experiemental value and an accepted value |
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Percent Error |
Expresses error as a percentage of the accepted value |
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Graph |
Visual display of data |