Q. A 2 liter aluminum cylinder at 5 °C is filled to the brim with gasoline at the same temperature. If the aluminum and gasoline are warmed to 60 °C, how much gasoline spills out? [Hint: Be sure to account for the expansion of the container. Also, overlook the possibility of evaporation, and assume volume coefficients are good to three digits.]
Q. If one were placed on the moon by an astronaut and the other were left on the earth, and if they were connected by a very light (and very long!) string, what will be the tension in the string? State your answer in newtons and in pounds.