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Tools o 4 corks o a laboratory stand o skewers o a rivet o plastic blades o a plastic pad o a chemical flask o a thread o a knife o weights o an aquarium o a stopwatch
Instructions Make blades
Put the blades into the sections of the cork.
Put the water wheels on the skewers and fasten them to the stand.
Make the notch on the skewers.
Put the chemical flask with water above the water wheel.
Let run the water over the wheel and measure how long it takes to reel the thread with the weights on the skewers. Do it with all the wheels.
Measure the time. Write down the information into the table.
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