“The study of the structure and behavior of matter.”

“A number and unit that together represent the result of a measurement or calculation. The distance of a particular race, for example, may be reported as a value of 100 meters.”

A defined quanitity based on a standard 

ex. 100 meters meters is the unit 

“The seven units from which all other units in the SI system of measurement are derived.”

“The amount of matter in an object. Mass can also be defined as the property of matter that leads to gravitational attractions between objects and therefore gives rise to weight.”

“A measure of the force of gravitational attraction between an object and a significantly large object, such as the earth or the moon.

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“Zero kelvins (0 K), the lowest possible temperature, equivalent to -273.15 °C. It is the point beyond which motion can no longer be decreased.”

“The closeness in value of a series of measurements of the same entity. The closer the values of the measurements, the more precise they are.”

“How closely a measured value approaches the true value of a property.

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