The water cycle involves water in the liquid, solid, and gaseous states of matter. in which of the following earth systems can water be found in one or more of these states?

Ahot-air balloon is drifting straight downward with a constant speed of 2.40 m/s. when the balloon is 7.63 m above the ground, the balloonist decides to drop one of the ballast sandbags to the ground below. how much time elapses before the sandbag hits the ground?

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

Explain earth's motion, using the terms "precession" and "rotation" in your answer.