Tech Directions - September 2007 - (Page 44)

more than fun Aeronautical Crossword Puzzle ACROSS 4 The force created by air pushing on a surface. 7 A rotational motion in which the aircraft turns around its longitudinal axis. 7 8 The part of the airplane to which the empennage and wings are attached. 10 A sweepback wing that looks like a triangle from above. 14 12 A part of an airplane that is attached to the fuselage. 14 The curve of an airfoil. 16 Term for flying over and looking closely at an area below to gather information. 18 A tail configuration mounted toward the front 22 of the aircraft, rather than at the rear. 19 The speed of an object, in a certain direction. 21 A force created by the engines that 27 pushes an aircraft through the air. 24 A device, nor28 mally located on the top of the wing, for changing the airflow around a wing to reduce lift. 25 Another word for a horizontal stabilizer. 26 A push or a pull in a certain direction that can be measured. 27 A person who flies an aircraft. 28 Rotational motion in which the aircraft turns around its vertical axis. 29 Velocity greater than five times the speed of sound. DOWN 1 The load carried by an aircraft that includes passengers and cargo. 2 A force that is perpendicular to the airflow around an aircraft. 3 Air flow that is not smooth and steady. 1 4 2 J 3 5 6 8 9 10 11 13 12 15 16 17 18 19 20 23 24 25 26 21 29 5 The parts of the airplane located at the tail end. 6 The force that resists the motion of the aircraft through the air. 9 An airplane with two sets of wings. 11 A machine used for flying. 13 A device that consists of blades that spin around a central hub, like a fan. 15 Tools used to observe, measure, and control. 17 To speed up. 20 The height of an object, like an airplane, above sea level or above the earth’s surface. 22 The motion of air molecules as they flow around an object. 23 A rotational motion in which an airplane turns around its lateral axis. 26 Another word for the vertical portion of the tail. See answers on page 42. We will pay $25 for brainteasers, one-period challenges, and puzzles; $20 for cartoons; and $5 for jokes and humorous anecdotes used on this page. Preferable theme for all submissions is applied science, technology, and technical education. Send contributions to “More Than Fun,” PO Box 8623, Ann Arbor, MI 48107-8623. 44 techdirections ◆ SEPTEMEBER 2007

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Technically Speaking Contents Direct from Washington The News Report Technology’s Past Technology Today Mastering Computers Dome, Sweet Dome—Geodesic Structures Teach Math, Science, and Technology Principles Help Students Become Wise Energy Consumers How Does FERPA Affect You? Camera Operator and Videographer e-gallery Product Central Free for the Asking More than Fun

Tech Directions - September 2007

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