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A man rides up in an elevator 12 m. He gains 6500 J of gravitational potential energy. What is the man’s mass?
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Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied. true or false
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The charge on an electron is 1.60218 × 10−19 c and its mass is 9.10939 × 10−31 kg. how strong a magnetic field must be experienced by the electron if its path is a circle of radius 5.5 cm? answer in units of t.
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Which scientist was the first to propose the heliocentric model of the universe? a. aristotle b. isaac newton c. galileo galilei d. nicolaus copernicus
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A man rides up in an elevator 12 m. He gains 6500 J of gravitational potential energy. What is the m...
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