Suppose that an airplane flying 70 m/s at a height of 300 m drops a crate. what horizontal distance will the crate have traveled when it hits the ground? assume negligible air resistance. o 21000 m o 548 m o 242 m o 61 m

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.