If 2 electrically charged objects repel one another , which of the statements could be true, one object has more electrons, the other has more protons, both objects have same electrical charge, the objects don't have strong electrical fields, electrons will flow from one object to the other when they touch.

What occurs during a combustion reaction

The radius of a sphere is increasing at a rate of 9 cm/ sec. find the radius of the sphere when the volume and the radius of the sphere are increasing at the same numerical rate.

Ben (55kg) is standing on very slippery ice when junior (25kg) bumps into him. junior was moving at a speed of 8 m/s before the collision and ben and junior embrace after the collision. find the speed of ben and junior as they move across the ice after the collision. give the answer in m/s. describe the work you did to get the answer.