1. Why is gravity so weird?
2. Why there i s less gravity in space
3. How did life evolve from non-living matter?
4. What is matter made of?
Answers
Answer: 1: No force is more familiar than gravity — it's what keeps our feet on the ground, after all. And Einstein's theory of general relativity gives a mathematical formulation for gravity, describing it as a “warping” of space.
2: Because space is relatively empty, there is little air to feel whooshing past you as you fall and there are no landmarks to indicate you are moving. ... The second reason that gravity is not so obvious in space is because objects tend to orbit planets instead of hitting them.
3: If the universe did begin with a rapid expansion, per the Big Bang theory, then life as we know it sprung from nonliving matter. ... Eventually, the reaction produced a number of amino acids – the building blocks of proteins and, by extension, life itself.
4: matter is made up of tiny particles called atoms and molecules.
Explanation: