If a object is at rest, does it mean there are no forces acting on it

Asteady current of 1 ais flowing through a conducter calculate the number of electrons that flows through conductor in 1second

Which of the following is a source of heat for magma formation? magma plumes in the continental crust friction due to divergence friction due to subduction magma plumes in the oceanic crust

Which accurately compares concave and convex lenses?