A person lifts a 47 kg cement block avertical distance of
A person lifts a 4.7 kg cement block avertical distance of 1.02 m and thencarries the block horizontally a distance of 9.10 m.
(a) How much work is done by the person in theprocess?
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(b) How much work is done by gravity in the process?
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the trend in second ionization energy for the elements from lithium to fluorine is not a smooth one predict which of
a rock is dropped from the top of a 100 - m - tall building andlands traveling at a speed of 30 ms how much energy was
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are solution of the following salts acidic basic or neutral for those that are not neutral write balanced equations for
a person lifts a 47 kg cement block avertical distance of 102 m and thencarries the block horizontally a distance of
if 535ml of 01000 m naoh solution is needed to just neutralize excess acid after 2000 ml of 01000 m hcl was added to
in the following paragraphs there are ten sentences which contain misplaced modiferes rewrite each of the ten sentences
when catching a baseball a catchers glove moves by 12 cm along the line of motion of the ball if thebaseball exerts a
a sample of 100 mol perfect gas molecules at 300k with cpm7r2 is put through a constant-volume heating to twice its
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