B. Ptolemy believed that the earth was the center of the universe
Answer:
In physical changes no new materials are formed and the particles do not change apart from gaining or losing energy. ... Particles stay the same unless there is a chemical change whether the matter is solid, liquid or gas. Only their arrangement, energy and movement changes.
Explanation:
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The answer is c because the farther apart they are the greater there gravity is
He discovered several species of finches that varied from island to island and it helped him make his theory of natural selection.
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