1. Is momentum conserved in all of the experiments? Please give a complete description with examples as needed supporting your response.
2. Is kinetic energy conserved in all of the experiments? Please give a complete description with examples as needed supporting your response.
3. Does friction affect this experiment? If so, how? If not, why?
4. If the track were not perfectly level, how would your results change if at all?
5. How might this experiment be improved to illustrate better the concepts of conservation of momentum and kinetic energy? detail of the experiment is in the link below
https://www.transferbigfiles.com/60f22772-91d6-4b9d-b664-4e0a12808c30/6c6KhVX91ZhShJQtfannDg2