Did isacc newton work alone

Did the Cambrian Period come after the Jurassic Period? Are you the direct descendants of a alien species? What is the step of the nitrogen cycle in order? What is pure chemistry? Who built the palace of Knossos? Is milk metal nonmetal or metalliod? Do you need a passport to pago pago American Samoa? Why would cutting down the rain forests possibly contribute to global warming? Why is ethane and air mixture not used for welding? Coeur D'alene water temp in August? What is naill buffer? What cavity in the human body is divided into nine regions to help doctors locate problems in this cavity? What is it called when an electron moves so much that it is knocked out of a substance? What organisms contain chloroplasts to help with food production? Which chemical element is salt primarily made of? Why was mandeleevs periodic table better than newlands? How many times is mars farther from the sun? What are three advantages of miniaturized or automated bacteria identification? What is slowed reflexes? Does serpentine belt on Saturn run water pump?