Two objects of the same mass are in a room. at which of the following distances will the greatest gravitational force be exerted by one object on another? 2 m 4 m 6 m 8 m donna stretched a spring to increase its length. nearby in an electrical device, a positive charge attracted a negative charge. which statement is true about the spring and the negative charge? they both experienced contact forces. they both experienced non-contact forces. the spring experienced a contact force and the charge experienced a non-contact force. the spring experienced a non-contact force and the charge experienced a contact force.