What do scientists use to communicate extremely small measurements? physical models
base units
unit prefixes
graduated cylinders
scientific notation

the answer is:  

line graphs show patterns in data with variables that change over time; whereas, circle graphs show data as parts out of a whole (such as out of 100%).

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.

answer: i dont know the answer but this might

explanation:

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