An object is thrown horizontally from the open window of a building. if the initial speed of the object is 20 m/s and it hits the ground 2.0 s later, from what height was it thrown? (neglect air resistance and assume the ground is level.)

1which body contains the majority of the mass in the solar system earth jupiter the moon the sun 2 what keeps the objects in the solar system such as planets orbiting around the sun the force of gravity the galaxy exerts on all objects within it including the solar system the great distance between the sun and the planets the sun's nuclear fusion which acts on each object the gravitational force between the sun and each object in the solar system