November 28, 2015

Homework Help: Physics

Posted by Josie on Sunday, November 14, 2010 at 1:16pm.

A 0.400 kg block of wood hangs from the ceiling by a string, and a 0.0700 kg wad of putty is thrown straight upward, striking the bottom of the block with a speed of 5.80 m/s. The wad of putty sticks to the block.

Is the mechanical energy of this system conserved?

yes or no

(b) How high does the putty-block system rise above the original position of the block?
____ cm

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