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Measurement

Science

TermDefinition
Measurement A repeatable observation of a quantity that includes a number and a unit
Estimate A reasonable guess at a quantity based on an observation
Precision Refers to how detailed or exact a measurement is
Accuracy Refers to the correctness of a measurement
SI System Stands for International System. Has a base unit. Prefixes can be added. All fractions and decimals are powers of 10
Length the longest extent of anything as measured from end to end
Temperature How hot or cold something is
Mass How much matter is in an object
Volume The amount of space that an object takes up
Displacement The amount of liquid that rises when measuring liquid volume
Meniscus Water in a graduated cylinder that has a curved surface
Density Mass/Volume= Density. How closely molecules are packed together
Bar Graph Uses vertical lines to show relationship among data
Line Graph Uses lines to show relationship between 2 thins. Data changes over time
Pie Graph Uses a circle divided into sections to display data. All parts must add up to %100
Created by: 1963022572
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