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Loading... Screws (Early Bird Physics)by Sally M. Walker
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We've all seen screws, but how do they work? Why is it easier to screw something into something than to simply push it in? with basic hands-on experiments and clear descriptions, this simple machine is explained. No library descriptions found. |
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Google Books — Loading... GenresMelvil Decimal System (DDC)621.8Technology Engineering and allied operations Applied physics Machine EngineeringLC ClassificationRatingAverage: No ratings.Is this you?Become a LibraryThing Author. |