Four forces are acting on a hot-air balloon: F, = 2280.0 N up, F2 = 2250.0 N down, F3 = 85.0 N west, and F. = 12.0 N east. What is the precise direction of the net external force
on the balloon?

The arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s . 1.) a. precipitation b. water vapor c. icy debris 2.) a. gravitational compression b. biochemical cycling c. radiogenic heating 3.) a, gravity b. magnetic field c. heat energy for plato

What is the coefficient of kinetic friction μk between the block and the tabletop?

What can you increase the strength of an electromagnet by