Assertion: uranium's isotope | /r/CapableOf | undergo fission
Facets:
Source sentences:
text: Elemental isotopes that undergo induced fission when struck by a free neutron are called fissionable; isotopes that undergo fission when struck by a slow-moving thermal neutron are also called fissile.
text: Various isotopes of uranium can undergo fission, and what is true for one is true for the others.