surfing Dr UniverseYou know, most cats like to stay a comfortable distance from water. But when I got your science question about our big ocean, I was ready to jump right in.

Ocean water moves in all kinds of ways… Big conveyer belts of water, currents, flow for thousands of miles around our planet. The tides go out and come back in.

My friend Jeff Vervoort, a WSU geologist and professor of oceanography, explained that a variety of forces drive the ocean.

See the full answer at the Dr. Universe website.