Tregaskis, Richard (2000). X-15 Diary: The Story of America's First Space Ship. Lincoln, Nebraska: iUniverse. ISBN 0-595-00250-1. X-15-1 (AF Ser. No. 56-6670) was on display in the National Air and Space Museum "Milestones of Flight" gallery, Washington, D.C., (the aircraft is no longer on display) [23] Consider the first 10 multiples of 19, i.e. 19, 38, 57, 76, 95, 114, 133, 152, 171 and 190. 19 × 1 = 19 ⇒ 1 9

Additionally, F-100, F-104 and F5D chase aircraft and C-130 and C-47 transports supported the program. [22] Here, we can observe a pattern in which the digits in the unit’s places are decreasing from 9 to 0, whereas ten’s place digits are the consecutive odd numbers starting from 1. Davies, Mark, ed. (2003). The Standard Handbook for Aeronautical and Astronautical Engineers. New York: McGraw-Hill. pp.8–28. ISBN 978-0-07-136229-0.You will see soon how to convert from square meters to square feet, from square inches to square feet, etc... But for now, let's talk about some situations in which you might want to calculate the square footage of something using a simple square footage formula. These situations include selling, leasing, renting, or buying a house or a room; building a shed or a garage for your car; or maybe even when painting a room. In all these situations, our square footage calculator will help you. Although, for the last three, we recommend looking at our paint calculator. a b "Forty Years ago in the X-15 Flight Test Program, November 1961–March 1962". Goleta Air & Space Museum . Retrieved 3 October 2011.

Discovery of methods to correlate base drag measurements with tunnel test results so as to correct wind tunnel data (and thereby improve design criteria for future air- and spacecraft).

Alternate Areas: 19'x15'

Dryden Flight Research Center, Edwards AFB, California, United States (painted with AF Ser. No. 56-6672)

The centimeter (symbol: cm) is a unit of length in the metric system. It is also the base unit in the centimeter-gram-second system of units. The centimeter practical unit of length for many everyday measurements. A centimeter is equal to 0.01 (or 1E-2) meter. Definition of inch Price, A. B. (12 January 1968). Design Report – Thermal Protection System, X-15A-2. Denver, Colorado: Martin Marietta Corporation. NASA CR-82003. At this point, students are familiar with the times table, and it about time they start memorizing it. Teachers should make this process as fun as possible for the students to participate. The factor 0.393701 is the result from the division 1 / 2.54 (inch definition). Therefore, another way would be: First direct measurement of hypersonic aircraft skin friction and discovery that skin friction is lower than had been predicted.To calculate an inch value to the corresponding value in centimeters, just multiply the quantity in inches by 2.54 (the conversion factor). Inches to centimeters formulae An inch (symbol: in) is a unit of length. It is defined as 1⁄12 of a foot, also is 1⁄36 of a yard. Though traditional standards for the exact length of an inch have varied, it is equal to exactly 25.4 mm. The inch is a popularly used customary unit of length in the United States, Canada, and the United Kingdom. Definition of centimeter

It is vital to relate multiplication to real-life situations. Take your child out with you when you are buying groceries, fruits, eggs, or even when cooking. Let them count how many eggs can fit in a try or how many oranges is enough for the family. They can also calculate the total cost of goods. This way, children perceive the importance of multiplication and make more effort to learn. Reward Effort Proceedings of the X-15 First Flight 30th Anniversary Celebration (PDF). NASA. January 1991. NASA CP-3105.

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Cassutt, Michael (November 1998). Who's Who in Space (Subsequented.). New York: Macmillan Library Reference. ISBN 9780028649658. X-15A-2 (AF Ser. No. 56-6671) is at the National Museum of the United States Air Force, at Wright-Patterson Air Force Base, near Dayton, Ohio. It was retired to the museum in October 1969. [24] The aircraft is displayed in the museum's Research and Development Gallery alongside other "X-planes", including the Bell X-1B and Douglas X-3 Stiletto. Kenneth W. Iliff and Mary F. Shafer, Space Shuttle Hypersonic Aerodynamic and Aerothermodynamic Flight Research and the Comparison to Ground Test Results(Washington, DC: NASA Technical Memorandum 4499, 1993), p. 2 for quotation and see also their “A Comparison of Hypersonic Flight and Prediction Results,” AIAA-93-0311, paper delivered at the 31st Aerospace Sciences Meeting & Exhibit, Jan. 11-14, 1993, in Reno, NV.