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A.Name the kind of simple machine used in the following:1. String-pulled curtains2. When you change a bulb3. In the handle of a flush4. In the blades of a fan5. To lower a flag on a flagpole6. To tighten the lid of a jam bottle |
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Answer» Answer: 1)pulley 2)SCREWS 3)fulcrum 4) WHEEL and axle 5) pulley 6)screws |
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