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CHAPTER 9 VOCAB.
| Question | Answer |
|---|---|
| Interval | the fixed distance between any two consecutive numbers on a scale of graph |
| Line Graph | a graph that uses line segments to show how data changes over time |
| Ordered Pair | the pair of numbers used to locate points on a grid |
| Origin | the point where the x-axis and the y-axis intersect; (0,0) |
| Scale | a series of numbers placed at fixed distances on the graph that help label it |
| x-axis | the horizontal number line on a coordinate plane |
| x-coordinate | the first number in an ordered pair, which tells the distance to more right or left from (0,0) |
| y-axis | the vertical number line on a coordinate plane |
| y-coordinate | the second number in an ordered pair, which tells the distance to move up or down from (0,0) |