Gravity; the force that attracts objects toward one another (e.g., Earth's gravitational pull).
地球の重力は月の重力より強い。
Earth's gravity is stronger than the moon's gravity.
重力の影響で物体は地面に落ちる。
Due to gravity, objects fall to the ground.
宇宙では重力が小さいため、物は浮きやすい。
In space, gravity is weak, so objects tend to float.