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Why do we turn the key of a toy car before placing it on the ground?Class 9, Force and EnergyInappropriate answers will be reported! |
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Answer» When you turn the KEY, you're tightening a sturdy METAL spring, called the mainspring, and STORING up energy; the mainspring is the mechanical equivalent of a battery. ... Tightening the mainspring in a windup TOY is LIKE pushing a rollercoaster car up a hill. Hope it helps you... |
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