Assertion: atom | /r/MadeOf | smaller particles
Facets:
Source sentences:
text: he proved that atoms are made of smaller particles, eventually concluding they had a heavy, positively charged nucleus and a largely empty area around them.
text: he proved that atoms are made of smaller particles, eventually concluding they had a heavy, positively charged nucleus and a largely empty area around them.
text: Atoms, once thought to be the smallest building blocks of nature, are in fact made of smaller particles.