People can walk because of the friction between their feet and the ground. But on a slippery surface like water, there is little friction. How can a water strider move across water so easily?
To learn more about how water striders move:
1. Visit these Web sites. Walking on Water How is it Possible?
2. Then return to this page and click the Go on arrow.
People can walk because of the friction between their feet and the ground. But on a slippery surface like water, there is little friction. How can a water strider move across water so easily?