Which statement indicates what the fossil record suggests about evolution on Earth?
Humans have only recently existed on Earth.
O Organisms originally lived only on land.
O Life on Earth started before water formed on Earth.
Multicellular life evolved before complex single-
celled life.

Which produce would best increase the amount of heat energy that is actually gained by calorimeter b

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.

Draw the lewis dot structure for each of the following polyatomic ions