Michelle and brian measured the acceleration of a cart rolling on an inclined track with one block under one end, and found that the acceleration was 0.482 m/s2. on another table, yasin and cameron found, with a similar setup, an acceleration of 0.718 m/s^2. a. what is the percent difference between the result found by yasin and cameron. b. what is the percent difference between the two results when you treat them as "equivalent"?