Think for a Moment About an Atom of the Element

question 14

Multiple Choice

Think for a moment about an atom of the element lead (atomic number 82) inside the radio that you listen to in the morning. In which of the following places has this atom probably NOT been during the course of its existence?

• A) a previous generation star
• B) a supernova explosion
• C) the Sun
• D) a cloud of gas and dust which would clump to become a star and a family of planets
• E) the Earth's crust

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