A period on the periodic table is a horizontal row. The atoms in this row show a trend in their width, and in the amount of work needed to make them an ion, among the fe â¦ w other similarities.
The x-axis and y-axis Remembered! The x-axis and y-axis are two lines that create the coordinate plane. The x-axis is a horizontal line and the y-axis is a vertical line. I'm sure you've heard that a million times, but it might hard for you to remember which one is which. Here is a little trick to help you remember...
The variable plotted on the horizontal, or X-axis, is called the predictor, independent or explanatory variable. the variable plotted on the vertical, or Y-axis, is called the dependent or response variable. These terms are often used in graphs plotting the results of correlation analyses and linear regression. Continue Reading.