Newton's first law of dynamics and inertia of bodies, that is why we fasten our seat belts !?

https://zrzutka.pl/9s8sug

This episode will start dynamics. I will tell you about Newton's first law of dynamics. You will find out what inertia of bodies is. You will learn some examples, you will learn what inertia depends on. It's all as usual with a certain amount of humor. Nice watch!