Plz answer all questions, no links or i'll report

Particle model to predict what will happen if a sharp object creates a hole in the soccer ball

Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?

How do you lengthen a pattern piece? (family and consumer science, sewing)