na jaką wys wzniesie się ciało wyrzucone do góry z v=20m/s ? g=9,8m/s2
h=v²/2g
h=(20m/s)²/2*9,8m/s²
h=20,41m
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h=v²/2g
h=(20m/s)²/2*9,8m/s²
h=20,41m