Which two kingdoms have no one-celled organisms?

Which phrase best describes surface currents? 1. up-and-down ocean movement caused by wind 2. waves that hit the shore at an angle and transport sand 3. streams of warm water flowing through the ocean and caused by wind 4. waves that approach the shore and cause their crests to fall into their troughs

9. wind power creates pollution. water air soil noise

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?