lala25
lala25
Female
October 27, 2009
Student
High School - 12th Grade
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Asked a Question in Chemistry
1 L of water at 20degrees Celsius will occupy what volume at 80 degrees Celsius?...
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Which one of the following is associated with the law of conversation of energy in...
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During a solar eclipse,the moon(of mass 7.36x10^22kg), Earth(of mass...
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Asked a Question in Physics
If the velocity of an object quadruples while falling, by what factor would the...
Asked a Question in Math
A 10 kg chandelier lamp is hanged by a 2m rope from a 6m height ceiling at the...
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A commonly used unit is the kilowatt hour. The physical quantity measured in...
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A 38.0 kg child is in a swing that is attched to ropes 2.40 m long. The...
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What minimum power must the motor deliver to lift the fully loaded elevator at a...
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What minimum power must the motor deliver to lift the fully loaded elevator at a...
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A horizontal force of 156N is used to push a 36.0 kg packing crate a distance of...
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Two ropes support a lantern that weighs 50 N. Is the sum of the tensions in both...
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Asked a Question in Math
What is the impulse delivered to the ball? Answer in units of kg x m/s.
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