ii. At the point where the two graphs cross, is the speed of spacecraft A greater than, less than, or equal to the speed of spacecraft B ? Greater than Less than Equal to Justify your answer.

Name the non metal condut electricity

Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?

Why is no-till farming more sustainable than many traditional methods of farming