Question:1. a) Describe the balance of forces that hold together the subatomic particles in the nuclei of atoms.

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b) Explain the process of radioactive decay and how radioactive half-lives are used to date certain materials.

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2. a) Explain Einstein's theories of special relativity and general relativity.

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b) Include at least one piece of evidence in support of each theory.

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3. a) Explain the science and technique of spectroscopy. Include the 3 laws of spectroscopy in your response.

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b) What is the difference between an emission spectrum and an absorption spectrum?

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