State the conservation of mass and energy.

Conservation is

What do you mean by the law of conservation of mass energy ?

Interference fringe does not contradict the law of conservation of energy. Justify.

State the law of conservation of momentum.

Show that Lenz's law obeys the law of conservation of energy.

State the law of conservation of momentum. Establish Newton's third law of motion from this conservation law.

Give an example of a non-conservative force. Explain whether the work done by this force contradicts the law of conservation of energy.

STATE TRUE OR FALSE National parks are reserved for the conservation of animals only.

State and prove law of conservation of mechanical energy in a free fall with a necessary diagram.

State the law of conservation of linear momentum.