click below
click below
Normal Size Small Size show me how
Ch.2 Vocab
Question | Answer |
---|---|
Is the amount of space occupied by an object. | Volume |
A measure of the gravitational pull on matter. | Weight |
Is the ratio of mass to volume, or mass divided by volume. | Density |
Refers to the closeness of measurements to the correct or accepted value of the quantity measured | Accuracy |
Refers to the closeness of a set of measurements of the same quantity made in the same way. | Precision |
Is calculated by subtracting the accepted value from the experimental value, diving the difference by the accepted value, and then multiplying by 100. | Percentage Error |
In a measurement consist of all the digits known with certainty plus one final digit, which is somewhat uncertain or is estimated | Significant Figures |
Numbers are written in the form M x 10n, where the factor M is a number greater than or equal to 1 but less than 10 and n is a whole number. | Scientific Notation |