Answer:
Theories are ideas and supposition used to explain something, a law is a system of rules in place to regulate actions of their members. Theories are something that can be bent and changed at will. Laws have to be judged in court before someone can change them.
Answer:
In a massive star, hydrogen fusion in the core is followed by several other fusion reactions involving heavier elements. Just before it exhausts all sources of energy, a massive star has an iron core surrounded by shells of silicon, sulfur, oxygen, neon, carbon, helium, and hydrogen.
Explanation:
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