1. Who was Galileo Galilei, and what were his contributions to science?

Question

2. Who was Isaac Newton, and what did he achieve?
3. What law explains how gravity works?

answer the questions in order, very short sentences, make it understandable, and don't explain it, just answer the question, please and thank you !!

Answer 1

1. Galileo Galilei was an Italian astronomer, physicist, and mathematician. He improved the telescope and made key discoveries about the Moon, planets, and the law of falling bodies.

2. Isaac Newton was an English mathematician, physicist, and astronomer. He formulated the laws of motion and universal gravitation.

3. Newton's Law of Universal Gravitation explains how gravity works.