- Questions 1. If you were given three quartz samples of different colors, a laser beam, a piece of cardstock, a protractor, a mirror and some salt, give a topic that involves optics.
2. Should you use a line graph if the data is about measuring the time it takes for food coloring to diffuse? Why or why not?
3. List an error that could occur when conducting an experiment on Newton's First Law by dropping balls at various heights and the impact may have on data.