Collocations for gravity - noun

weak, zero
the weak gravity on the moon

strong

be subject to
All objects are subject to gravity.

defy
The building leans so much that it seems to defy gravity.

by ~
The water flows from the tank by gravity to the houses below.

centre of gravity
(often figurative) Europe''s economic centre of gravity shifted northwards.

the force of gravity, the law/laws of gravity

extreme
I don''t think you realize the extreme gravity of this offence.

appreciate, realize, understand

with ~
Criminal law does not treat traffic offences with the gravity they deserve.