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15 Cards in this Set
- Front
- Back
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measurement
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Way to describe objects and events with numbers - for example, length, volume, mass, weight, and temperature
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estimation
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method of making an educated guess at a measurement
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precision
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describes how closely measurements agree with each other and how carefully measurements were made.
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accuracy
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compares a measurement to the true value
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SI
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internation system of units related by multiples of ten, that allows quantities to be measured in the exact same way throughout the world
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meter
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SI unit for length
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mass
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amount of matter in an object
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kilogram
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SI unit for mass
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kelvin
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SI unit for temperature
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rate
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a ratio of two different kinds of measurements
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table
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presents information in rows and columns making it easier to read and understand
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graph
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used to collect, organize, and summarize data in a visual way, making it easy to use and understand
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line graph
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a type of graph used to show the relationship between two variables that are numbers on an X-axix and a Y-axis
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bar graph
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a type of graph that uses bars of varying sizes to show relationships between variables
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circle graph
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a type of graph that shows the parts of a whole. Sometimes called a pie graph, each piece of which represents a percentage of the total.
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