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how does a solid become liquid - freezing
There is a special temperature for every substance called melting point . when a solids reaches the temperature of its melting point, it bec...
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There is a special temperature for every substance called melting point . when a solids reaches the temperature of its melting point, it bec...
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my house is 1500 square feet. we need a collector that occupies a third of the house. collector area: 300ft2 1 living space: 1500ft...
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16. much discussion has focused on the need to drive more efficent cars and use less electricity.if the law of conservation of energy is tru...

(....) among more shorter the rope the more times it is going to swings per minute
ResponderBorrarcorrection:
the shorter the rope the more times it is going to swing per minute
90%