Could an asteroid harm Earth?

Describes what asteroids are, how an asteroid may have destroyed dinosaurs sixty-five million years ago, recent impacts, how scientists think that an asteroid could be bumped off course to protect Earth, and more.

9780329971083
book
Lexile: 
910
Non-Conforming

Holdings

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31613606594073156767193019859416270T 1697013363.349 POR363.3416407292551640729255
32744856680177157667193019859434152T 3491589523.44 POR523.4416407292551640729255