The three diagrams show electric field lines around a pair of like charges. which diagram shows a net force of zero on the charge placed at point x? image for option 1 image for option 2 image for option 3

Which best represents the law of conservation of mass ?

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.

While carrying a heavy box up the stairs, you set the box on a step and rest. then you pick up the box and carry it to the top of the stairs. describe these actions in terms of balanced and unbalanced forces acting on the box.