Gravity

Gravity

Gravity is a fundamental force that pulls objects toward one another. It is why objects fall to the ground and planets orbit the Sun. The strength of gravity depends on an object's mass and the distance between objects. Gravity keeps everything on Earth anchored and plays a key role in t...

Imagine sitting under a tree when an apple suddenly bonks you on the head. Why didn’t it float up? That’s gravity.

Gravity is an invisible force that pulls objects toward each other. Anything with mass and volume has gravity.

Long ago, scientist Isaac Newton discovered that gravity keeps planets, moons, and stars from drifting away.<...