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The Cosmic Perspective Fundamentals | 2nd Edition | ISBN: 9780133889567 | Authors: Jeffrey O. Bennett; Megan O. Donahue; Nicholas Schneider; Mark Voit
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Chapter , Problem 12QQ

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QUESTION:

Problem 12QQ

Choose the best answer to the following. Explain your reasoning with one or more complete sentences.

Which of the following is not a key piece of evidence supporting the hypothesis that an impact caused the extinction of the dinosaurs? (a) rare metals found in 65-million-year-old sediments (b) radioactive isotopes found in 65-million-year-old dinosaur bones (c) an impact crater dating to 65 million years ago

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QUESTION:

Problem 12QQ

Choose the best answer to the following. Explain your reasoning with one or more complete sentences.

Which of the following is not a key piece of evidence supporting the hypothesis that an impact caused the extinction of the dinosaurs? (a) rare metals found in 65-million-year-old sediments (b) radioactive isotopes found in 65-million-year-old dinosaur bones (c) an impact crater dating to 65 million years ago

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