Write the following numbers in expanded form

1.) 4.35 x 10^6

2.) 6.1 x 10^-4

The velocity of a curling stone is due east. what will be the direction of the momentum of the curling stone as it moves?

Gas cloud 1 is likely to form a star. gas cloud 2 is not. based on this information, match the given conditions with each cloud

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?