Conceptual questions Answer the following 5 questions. Briefly explain your reasoning in each case. (a)[3 pts]…

Conceptual questions Answer the following 5 questions. Briefly explain your reasoning in each case. (a)[3 pts] In a collision in which the colliding objects do not pass through each other, must the convertible kinetic energy go to zero at some instant? Why (or why not)? into kinetic energy of the rocket? Why, or why not? she has a wrench in her hand. Is there anything she can do to change the motion of her center of mass? (b)[3 pts] You use a chemical reaction to power a rocket. Is it possible to convert all the chemical energy (c)[4 pts] An astronaut finds herself floating in space with nothing nearby to push or pull on. By chance What about the center of mass of the whole system formed by her and the wrench?