Imagine that you have been asked to write an encyclopedia entry abo the movement of the earth's continents. Write a paragraph about con
nental movement, describing the history of this idea and citing as mai
pieces of evidence as you can.

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.