Write down the law of conservation of linear momentum.

State the law of conservation of linear momentum.

Write down the laws of refraction.

State the law of conservation of momentum.

State the principle of conservation of angular momentum.

State the principle of conservation of angular momentum.

State the principle of conservation of angular momentum. What is the dimension of angular momentum?

Justify Lenz's law from the point of view of the law of conservation of energy.

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