The mass of the earth is 5.98x10^24 kg and the mass of the moon is 7.35x10^22 kg. If the distance between the earth and the moon is 384,000 km, what is the gravitational force on the moon?

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates