The amount of matter in an object is ................., Mass, Weight, Gravity, A measure of the amount of gravitational pull exerted on an object. It is measured in newtons., Mass, Weight, Gravity, A non-contact force that pulls objects towards the ground is ...................., Mass, Weight, Gravity.

さんの投稿です

リーダーボード

表示スタイル

オプション

テンプレートを切り替える

自動保存: を復元しますか?