A baseball is hit high into the upper bleachers of left field. Over its entire flight the work done by gravity and the work done by air resistance, respectively, are:
a. positive, positive
b. positive, negative
c. negative, postive
d. negavite, negavite
e. unknow since vital information is lacking
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A baseball is hit high into the upper bleachers of left field. Over its entire flight the work done...
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