Howdy! I have your answer:
Scientific laws explain repeated observations that are experimental.
It also describes aspects of the universe.
~sofia
I think it's something like electrons don't attract, cuz you know the saying "Opposites attract." Cause electrons are negative... Ahaha... sorry, I don't know the answer.
Esta disciplina nos permite saber y comprender cómo es el conjunto de todo lo que rodea al planeta tierra. Todas las civilizaciones que han existido a lo largo de la historia han tenido una visión de conjunto sobre el universo.
Answer:
The closest thing to "rub bing two sticks together" is the hand-drill. You will need a fireboard (a small cedar board is good) and a thin, straight stick.
Explanation: