Using the "what's pulling on me" WS part 1 and part 2 as a starting activity (easily found on the internet. i made this Quiz to check for understanding after completing the WS. the quiz covers varyng distances and its effect on gravity. there is a short reading, where students pull "text based information" and put it into a table, then graph the results. Knowledge on dependent, independent and constant variables is reviewed as well as x- axis verse y-axis placement. Answer Key provided.