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THE FORCE OF
Is water strong? Does it have force? What are some things water can do?
How many students have heard of a waterwheel? Who knows what it is?
We can build a simple waterwheel like the one shown in most schools' science text-books, and put a nail or other kind of rod through the blades of the waterwheel, like an axle, and we can feel the force of water flowing from a faucet, a drinking fountain, or a container of water being poured out onto the waterwheel.
Now you can see how waterwheels can be used to do some kinds of work.
Let's discuss the kinds of work they can do.
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