Gravity is a force that pulls everything to the centre of the earth. If we did not have Gravity we will be floating up into space, and we will die because there is no oxygen in space.
By Ava & Jasmine
Issac Newton discovered gravity when an apple fell on his head, he also discovered the law of gravity. Which is what ever comes up must come down, he is also famous for the laws of motion.
Who Discovered Gravity
Gravity works by how heavy the object is the more gravitational pull it has and the less mass it has the less gravitational pull it has.