The main reason is it happened because of gravitational field. As our earth has gravitational force of 9.8m/s^2 but moon has 1.62m/s^2 which is very less than that of earth and occurs slightly floating of astronauts.
yes and no because jerome can be obedient at times sometimes he can be rebellious so he is unpredictable you can never know if he is rebellious or obedient