In a motion experiment with a car on a track, the car moves 50 centimeters away from the origin, then moves 20 centimeters towards the origin. What
is the car's displacement and distance traveled? *

Which lists correctly orders nuclear reactions from most radioactive waste generated to least waste generated within a given period of time? o a. radioactive decay, nuclear fission, nuclear fusion o b. radioactive decay, nuclear fusion, nuclear fission o c. nuclear fusion, nuclear fission, radioactive decay o d. nuclear fission, nuclear fusion, radioactive decay