重じゅう力りょく質しつ量りょう

noun

gravitational mass

Physics term; the mass of an object as measured by its gravitational interaction with other objects. Contrasts with inertial mass (慣性質量).

• 重じゅう力りょく質しつ量りょうと慣かん性せい質しつ量りょうは等とう価かであると一いっ般ぱん相