Carole is very tired and makes coffee. why would newton say that she must use her hand to pick up the cup? a) the idiom that every action has an equal and opposite reaction applies. b) an object at rest will stay in at rest unless acted upon by an external force. c) acceleration of the object is indirectly proportional to the balanced forces. d) the coffee's inertia accelerates with the force due to the unbalanced forces

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.