Suppose that two objects collide. which of the following things is not the same both before and after the collision? a - the total energy of the objectsb - the total temperature of the objectsc - the total angular momentum of the objectsd - the total momentum of the objects

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward