2. When an unbalanced force acts upon it
Think of a glass of milk resting on a table. The glass weighs a certain amount more due to the load it carries. It would be unaffected until and unbalanced force (such as a hand) carelessly knocks it over spilling the contents.
Hope this helps :)
Biological because its studies the function of the brain’s lobes
A mountain range because an ocean ridge is an underwater mountain hope this helps you
The first ariplanr was made December 17, 1903
