중력 힘은 질량이 있는 물체 사이의 인력입니다.
뉴턴 법칙
Every body in the universe attracts every other body with a force, which is proportional to the product of the masses of the bodies and inversely proportional to square of the distance between them.
일반 상대성
In general relativity gravitation is explained on the basis of curvature of space-time.
더 많은 정보를 보려면 중력을 참조하십시오.