Assertion: motion | /r/HasProperty | treated
Facets:
value: by using the theory of relativity
type: MANNER
Source sentences:
text: However, motion at speeds close to the speed of light must be treated by using the theory of relativity, and the motion of very small bodies (such as electrons) must be treated by using quantum mechanics.
text: The theory of relativity showed, however, that no such medium was necessary and that all motion could be treated as relative.