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A 4.00 kilogram block starts from rest at the top of a 30 degree incline and slides a distance of 2.10 meter down the incline in 1.40 second.
(a) Evaluate the magnitude of the acceleration of the block.
(b) Find the coefficient of kinetic friction between plane and block?
(c) Determine the frictional force acting on the block?
(d) Determine the speed of the block after it has slid 2.10 meter.
On the moon the surface temperature ranges from 397 K during the day to 92.0 K at night. What are these temperatures on the Fahrenheit scale
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