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a graduated cylinder isa common piece of laboratory equipment used to measure the volume of a liquid.

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A triple beam balance isan instrument used to obtain precise measurements of masses.

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Density is a measure of mass per volume.

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Volume is the measure of how much space is inside a given object

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The mass is the amount of matter that something has.

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the si system is a complete metric system of units of measurement for scientists

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The si system a complete metric system of units of measurement for scientists

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A controlled experiment is one in which everything is held constant except one variable

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The dependent variable is the responsive variable or also known as "Y"

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The independent variable is also known as the manipulated variable or "X"

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A hypothesis is an educated guess based on your prior knowledge. It is made BEFORE the experiment.

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An observation is what you notice about the experiment. It is a way of gathering data by watching the behavior of something.

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an inference is a prediction you make during the experiment eg. I infer that blah blah blah is gonna melt

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1)Question
2)Research
3)Hypothesis
4)design an experiment
5)analyze results
6)draw conclusion