Recent content by Lahouircha

Yes that's true, also I just learned about inertia, so I think it's affect to force a lot.

Thanks for the reply, and sorry for the bad structure of the question.

the radius

ohhhh thanks now i get it

I don't need it at all, I just googled it up, and it gave me the measure, I'm just wondering how they did it.

Wow, thanks a lot, but you said that we discovered Neptune by the perturbation of the orbit of Uranus but how we know it exact size?

Hi, I'm learning physics because I love it and I have many questions I'm struggling to understand the difference between laws of motion and universal gravitation Question 1 : For example : every object applies a force to another object like the Earth is attracted to the sun, so is the monitor...