what is the difference between fusion and fission reactions?
select all that
a. fission reactions produce energy, while fusion reactions absorb energy.
b. fission reactions combine two smaller atomic nuclei, while fusion splits one larger atomic nucleus into two or more nuclei.
c. fusion reactions produce energy, while fission reactions absorb energy.
d. fusion reactions combine two smaller atomic nuclei, while fission splits one larger atomic nucleus into two or more nuclei.