Environmental conservation or protection is a practice of protecting the environment, on individual, organisational or governmental level, for the benefit of the natural environment and (or) humans.
what does conservation mean?.
The old rule was that the total amount of energy in the universe was fixed and unchangeable; it could be neither created nor destroyed. Then came e=mc2. Now the rule...
The term 'conservation of momentum' means the principle that the total linear momentum in a closed system is constant and is not affected by processes occurring inside the system