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Doomsday Rocks from Space
Margaret Poynter
Paperback (Enslow Publishers, July 1, 2011)What happened to the dinosaurs? Scientific evidence suggests that a giant asteroid crashed into Earth 65 million years ago, killing off the dinosaurs. This doomsday rock could have changed the course of life on Earth. What are the chances of a doomsday rock striking Earth today, destroying the world as we know it? Author Margaret Poynter investigates the science of doomsday rocks and what danger they are to us!
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Doomsday Rocks from Space
Margaret Poynter
Library Binding (Enslow Pub Inc, March 1, 2011)What happened to the dinosaurs? Scientific evidence suggests that a giant asteroid crashed into Earth 65 million years ago, killing off the dinosaurs. This doomsday rock could have changed the course of life on Earth. What are the chances of a doomsday rock striking Earth today, destroying the world as we know it? Author Margaret Poynter investigates the science of doomsday rocks and what danger they are to us!