Astudent has two identical sheets of paper. he crumples one up into a small
ball. if he drops the sheet of paper and the ball of paper off a building at the
same time, which will reach the ground last and why?
o
a. the ball of paper, because it has less surface area.
o
b. the ball of paper, because it is more affected by gravity.
o
c. the sheet of paper, because it has more surface area.
o
d. the sheet of paper, because it is more affected by gravity.

If you want to create an electrical current, which situation would produce a solution capable of this

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit

Will give ! what are the advantages and disadvantages of nuclear power? check all that apply. one advantage of nuclear energy is that it does not produce carbon dioxide emissions. storage of nuclear waste is a short-term problem associated with nuclear energy. the problem with uranium mining is that a large quantity of uranium must be extracted to meet energy needs because the energy release from uranium fission is so low. safe operation of a nuclear power plant can be jeopardized by a human mistake.