Recent content by Forest1239879

Can anyone inform me?

Do the molecules of a gas move randomly when they aren't colliding, or is it only when they have elastic collisions with other molecules? I know it's a retarded question, I don't know much about physics. Also, does the temperature of a body depend on the internal energy of it, or just kinetic...

If you stretch a wire, increasing its length will the number of electrons per cubic metre decrease? Assuming the Cross sectional area stays the same. The number of electrons will surely stay the same, and won't increase just by you stretching it, and the number of cubic metres has increased, so...