In china they recycle coal to warm the house dueing winter and every person receive an specific amount in the us is common but we use fossil fuels to do everything
Answer:
When NASA sends rockets into space, they have to contend with a lot more than just astronaut training, fuel loads, and an overall mission objective. The astrophysicists who plan space travel must also contend with fundamental laws of physics. Chief among these is Sir Isaac Newton’s law of universal gravitation.
Explanation:
The answer is observations
Suagrs composed of a single suagr molecule (a monosaccharide) or two joined sugar molecules (a disaccharide) it is simple