An increase in the temperature of a liquid causes a(n)?
a - increase in the kinetic energy of the particles
b - endothermic reaction to occur
c - decrease in the velocity of the particles
d - exothermic phase change to occur

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.