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Scientific Terms
Measurement
Terms | Definitions |
---|---|
measurement | a number and a unit that define a quanitity such as length, volume or mass |
SI System | system of measurement based on metric system that is used worldwide by scientists |
meter | base unit for length in the SI system of measurement |
liter | base unit for volume in the SI system of measurement |
gram | base unit for mass in the SI system of measurement |
estimate | a reasonable guess at a quantity based on an observation |
accuracy | the degree of correctness of a measurement |
variable | a condition that is changed in order to find out the effect of that change in the experiment |
density | amount of mass in a given volume of a substance or object / can be found by dividing the mass of the object by its volume |
second | base unit for time in the SI system and English system of measurement |