A cannonball is shot up in the air with a vertical speed of 24 miles what is the cannon balls vertical speed just before it hits the ground?

Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.

Due in 40 explain in terms of frame of reference if you’re inside a moving train everything on the outside can seem to be moving

Which explanation most accurately describes convection within the ocean