He was brought to be believe that the earth was geocentric, meaning the earth was centered and everything orbited around it but he then published his work saying that is was heliocentric. So in the end believed in heliocentric. Let me know if this helped.
<span>The outer electrons are not as tightly bound as ones closer to the nucleus</span>
Examples of pure substances include tin, sulfur, diamond, water, pure sugar, table salt and baking soda. Crystals, in general, are pure substances. Tin, sulfur, and diamond are examples of pure substances which are chemical elements. All elements are pure substances.
Answer:
melting is the process by which the a substance goes from a solid to a liquid as the temperature decreases.
freezing is the process by which a substance goes from a liquid to a solid as the temperature decreases
Explanation: