A dockworker applies a constant horizontal force of85.0 N to a block of ice on a smoothhorizontal floor. The frictional force is negligible. The blockstarts from rest and moves 10.0 m in9.00 s.
(a) What is the mass of the block of ice?
(b) If the worker stops pushing after 9.00 s, how far does the block move in the next9.00 s?

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