Un-manned space probes are a very cost-effective and safe way to explore our solar system and beyond.

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Un-manned space probes are a very cost-effective and safe way to explore our solar system and beyond. Why should we bother to send humans to another planet, such as Mars?

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Conceptual Physical Science

ISBN: 978-0134060491

6th edition

Authors: Paul G. Hewitt, John A. Suchocki, Leslie A. Hewitt

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Question Posted: Feb 12, 2019 05:18 AM

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Un-manned space probes are a very cost-effective and safe way to explore our solar system and beyond.

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We can learn plenty from our space probes and there are strong arguments for putting all our r...View the full answer

Conceptual Physical Science

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