Assertion: atom's nucleus | /r/MadeOf | neutron
Facets:
value: generally
type: DEGREE
value: proportionally
type: MANNER
Source sentences:
text: An atom is composed of two regions: the nucleus, which is in the center of the atom and contains protons and neutrons, and the outer region of the atom, which holds its electrons in orbit around the nucleus.
text: Also because of the short range of the strong binding force, large stable nuclei must contain proportionally more neutrons than do the lightest elements, which are most stable with a 1 to 1 ratio of protons and neutrons.
text: Some lithium-7 has been produced, for a few picoseconds, which contains a lambda particle in its nucleus, whereas an atomic nucleus is generally thought to contain only neutrons and protons.
text: The nucleus is at the centre of the atom and contains the protons and neutrons.