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Q. An 8.00 g bullet is fired into a 200 g block that is initially at rest at the edge of a table of 1.00 m height. The bullet remains in the block, and after the impact the block lands d = 1.6 m from the bottom of the table. Determine the initial speed of the bullet.

Q. A worker on scaffolding 65 ft above the ground needs to lift a 340 lb bucket of cement from the ground to a point 30 feet above the ground by pulling on a rope weighing 5 lb/ft. How much work is required?

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