Question

Isaac Newton published his work on gravity in the Philosophiæ Naturalis Principia Mathematica (Latin for Mathematical Principles of Natural Philosophy) in July 1687. In 2-3 complete sentences, detail observations you can make today that would lead you to the same conclusions Newton came to about gravity.

Answer 1

Today we can make observations that would lead us to the same conclusion as newton. If you throw a baseball in the air, it always comes back down. This is because of gravity. duh.