Modern Times

Modern Times

4.11 - 1251 ratings - Source

Describes various products and explains how they were developed.Propelled skyward UPSIDE-DOWN WINGS Racing cars use wings on the front and. Wea#39;ll use a ... An airplane is a heavier-than-air aircraft that has wings and is powered by an engine. ... A propeller has two or more blades attached to a shaft.

Title:Modern Times
Author:Gerry Bailey, Jan Smith, Andrew Keylock
Publisher:Capstone - 2005-01-01


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