a graph that shows a line that is going up and down

Prompt 1: a graph with a line slowly rising from left to right, and a few words below it. the line continues to rise, and ends with the same graph and words. focuses on this graph and the changing of the slope of the line.

Prompt 2: a graph with a line that starts at 0 and goes up to 100. the line then goes down to -100 and back up to 0. also includes a table with numbers and a graph with a line that starts at 0 and goes up to 100.