"Pluto was the first dwarf planet to be discovered" is the one statement among the following choices given in the question that is true <span>about dwarf planets. The correct option among all the options that are given in the question is the first option or option "a". Pluto was classified as a planet at first but in the year 1930 it was classified as a dwarf planet.</span>
Divide 56 by 60 then x the answer by 6 then you get 5.6km which is your answer.
Carbon is one of the main building blocks of life. This is what carbon dating is so effective, because scientists are able to tell the approximate age of something that was once alive given how much carbon is still in the animal.
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1 hour = 3600 seconds.
Energy dissipated = I²Rt = 8²×20×3600 = 4608000 J