Swimming and Diving
Swimmers can move fast through the water. How do they make themselves
If you do the breaststroke, you use your hands to push the water backwards.
Pushing the water backwards makes you go forwards. Your feet push the water
If you are a diver, you may wear flippers to help you move through the
Show a friend: If you do the crawl, how do you push the water backwards?
Why do you go forwards?
It would be good to be able to zoom around underwater.
Tell a friend: How do flippers help you go faster through the water?
Use your imagination: design a way to move rapidly about underwater.
[ Flights of Inspiration | Your Own Flight | Forces of Flight | Thrust ]