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Chemistry2Vocab
chapter 2 vocab
Question | Answer |
---|---|
weight | A measure of the gravitational pull on matter |
Volume | The amount of space occupied by an object |
Density | The ratio of mass to volume, or mass divided by volume |
Accuracy | The closeness of measurements to the correct or accepted value of the quantity measured. |
Precision | The closeness of a set of measurements of the same quantity made in the same way |
Percentage Error | Value experimental subracted from the value accepted, divided by the value accepted times 100 |
Signifigant Figures | A measurement consisting of all the digits known with certainty plus one final digit that is somewhat uncertain or estimated. |
Scientific Notation | Numbers written in the form Mx10n, where the factor M is a number greater than or equal to 1 but less than 10 and n is a whole number. |