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Ch P2 Vocab
Science Explorer Nature of Science and Technology Ch 2
| Question | Answer |
|---|---|
| Coorindate | a pair of numbers used to determine the position of a point on a graph |
| Density | A measure of how much mass is contained in a given volume (mass/volume) |
| Horizontal axis | (x-axis) A line that runs left to right along the bottom of a graph, on which the manipulated variable is labeled |
| Line of best fit | A smooth line that reflects the general pattern in a graph |
| Linear graph | a line graph in which the data points yield a straight line |
| Mean | A numerical average of the numbers in a list |
| Median | The middle number in a list of numbers |
| Meniscus | The curved upper surface of a liquid in a column of liquid |
| Metric system | A system of measurement based on the number 10. |
| Mode | The number that appears most often in a list of numbers |
| Nonlinear graph | A line graph in which the data points do not fall along a straight line |
| Origin | The point where the x and y axis cross on a graph |
| Percent error | A calculation used to determine how accurate, or close to the true value, an experimental value really is |
| SI | International System of Units; a version of the metric system used by all scientists |
| Significant figures | All the digits in a measurement that have been measured exactly, plus one digit whose value has been estimates |
| Vertical axis | (y-axis) A line that runs up and down along the side of a graph, on which the responding variable is labeled |