|MLA Citation:||Bloomfield, Louis A. "Question 1053"|
How Everything Works 19 Jan 2018. 19 Jan 2018 <http://howeverythingworks.org/print1.php?QNum=1053>.
Since hydrogen nuclei are positively charged, they repel one another. To get these heavy hydrogen nuclei close enough together to fuse into helium nuclei, the hydrogen nuclei must be heated to fantastic temperatures. This heating is done with a fission bomb—a uranium or plutonium bomb. When the fission bomb explodes, its heat is enough to trigger the hydrogen bomb.