A 5.00 kg mass is at the origin. A 7.00 kg mass is located at X = 0.600 and a 4.00 kg mass is at X = 0.900 m. What is the net gravitational force on the 5.00 kg mass?

What sort of waves exhibit the doppler effect?

If you wanted to move an electron from the positive to the negative terminal of the battery, how much work w would you need to do on the electron? enter your answer numerically in joules.

Patricia is trying to compare the average rainfall of new york to that of arizona. a comparison between these two states for the months of july through september would best be measured in