What is the basis of scientists dividing the Earth's lithosphere into several plates?

What best describes the motion of molecules? How can you type quietly? What is inside a flu virus? Why is writing on paper a physical change? Is 2000mm the same as 200cm? Who drew the first periodic table? How do you dissolve Na-palmitate? What are the characteristics of a convex lens? What family already has an octet? What is at latitude 38N longitude 97W? What was the deadliest hurricane to hit US and how many were killed? Non-conventional power plants? What happens to earths magnetic poles over time? What is your overall opinion on the community era of policing as opposed to past eras and their role in society What aspects of the previous eras would be beneficial today Should policing continue wit? Is Na He Rb C and F has the lowest ionization energy? Whose ideas are not directly reflected in your modern understanding of the universe? What smaller molecules must be bonded together to make proteins? When homogeneous mixture in which one substance is dissolved in another substance is known as a? How do you greenhouse gases warm the air near Earth's surface? How do you know the salivary gland is not working properly?