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Materials Required
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* Toy Pinwheel,
* Pot with water,
* Pot-holder glove,
* Heat source to boil water.
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Method
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- Boil water in a pot and using a pot holder glove to hold the toy pinwheel over the steam coming from the pot.
- Observe what happens to the pinwheel.
- Take the pinwheel away and observe what happens.
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What is Learnt
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Steam is heat energy that is converted to wind energy and moves the toy pinwheel.
This science activity is a prominent example of conversion of energy; heat energy to wind or motion energy.
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Conclusion
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The heated air molecules or steam from boiling water moves the toy pinwheel. The toy pinwheel stops when it is taken out.
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Flash Cards