Which of the following pairs of atomic nuclei would feel the strongest repulsive electromagnetic force if you tried to push them together?
A) helium and helium
B) hydrogen and hydrogen
C) hydrogen and helium
D) hydrogen and deuterium
Question 2
Process of Science: Name a testable hypothesis from nebular theory that was proven true in observations of extrasolar planets. Does this mean the theory is complete?
What will be an ideal response?