Inclined plane (English Wikipedia)

Cole, Matthew (2005). Explore science, 2nd Ed. Pearson Education. p. 178. ISBN 978-981-06-2002-8.
Silverman, Buffy (2009). Simple Machines: Forces in Action, 4th Ed. USA: Heinemann-Raintree Classroom. p. 7. ISBN 978-1-4329-2317-4.
Ortleb, Edward P.; Richard Cadice (1993). Machines and Work. Lorenz Educational Press. pp. iv. ISBN 978-1-55863-060-4.
Scott, John S. (1993). Dictionary of Civil Engineering. Chapman & Hill. p. 14. ISBN 978-0-412-98421-1. angle of friction [mech.] in the study of bodies sliding on plane surfaces, the angle between the perpendicular to the surface and the resultant force (between the body and the surface) when the body begins to slide. angle of repose [s.m.] for any given granular material the steepest angle to the horizontal at which a heaped surface will stand in stated conditions.
Ambekar, A. G. (2007). Mechanism and Machine Theory. PHI Learning. p. 446. ISBN 978-81-203-3134-1. Angle of repose is the limiting angle of inclination of a plane when a body, placed on the inclined plane, just starts sliding down the plane.
Rosen, Joe; Lisa Quinn Gothard (2009). Encyclopedia of Physical Science, Volume 1. Infobase Publishing. p. 375. ISBN 978-0-8160-7011-4.
Koetsier, Teun (2010). "Simon Stevin and the rise of Archimedean mechanics in the Renaissance". The Genius of Archimedes – 23 Centuries of Influence on Mathematics, Science and Engineering: Proceedings of an International Conference Held at Syracuse, Italy, June 8–10, 2010. Springer. pp. 94–99. ISBN 978-90-481-9090-4.
Devreese, Jozef T.; Guido Vanden Berghe (2008). 'Magic is no magic': The wonderful world of Simon Stevin. WIT Press. pp. 136–139. ISBN 978-1-84564-391-1.
Therese McGuire, Light on Sacred Stones, in Conn, Marie A.; Therese Benedict McGuire (2007). Not etched in stone: essays on ritual memory, soul, and society. University Press of America. p. 23. ISBN 978-0-7618-3702-2.
Moffett, Marian; Michael W. Fazio; Lawrence Wodehouse (2003). A world history of architecture. Laurence King Publishing. p. 9. ISBN 978-1-85669-371-4.
Peet, T. Eric (2006). Rough Stone Monuments and Their Builders. Echo Library. pp. 11–12. ISBN 978-1-4068-2203-8.
Sprague de Camp, L. (1990). The Ancient Engineers. USA: Barnes & Noble. p. 43. ISBN 978-0-88029-456-0.
for example, the lists of simple machines left by Roman architect Vitruvius (c. 80 – 15 BCE) and Greek philosopher Heron of Alexandria (c. 10 – 70 CE) consist of the five classical simple machines, excluding the inclined plane. – Smith, William (1848). Dictionary of Greek and Roman antiquities. London: Walton and Maberly; John Murray. p. 722., Usher, Abbott Payson (1988). A History of Mechanical Inventions. USA: Courier Dover Publications. pp. 98, 120. ISBN 978-0-486-25593-4.
Egidio Festa and Sophie Roux, The enigma of the inclined plane in Laird, Walter Roy; Sophie Roux (2008). Mechanics and natural philosophy before the scientific revolution. USA: Springer. pp. 195–221. ISBN 978-1-4020-5966-7.
Meli, Domenico Bertoloni (2006). Thinking With Objects: The Transformation of Mechanics in the Seventeenth Century. JHU Press. pp. 35–39. ISBN 978-0-8018-8426-9.
Boyer, Carl B.; Uta C. Merzbach (2010). A History of Mathematics, 3rd Ed. John Wiley and Sons. ISBN 978-0-470-63056-3.
Usher, Abbott Payson (1988). A History of Mechanical Inventions. Courier Dover Publications. p. 106. ISBN 978-0-486-25593-4.
Machamer, Peter K. (1998). The Cambridge Companion to Galileo. London: Cambridge University Press. pp. 47–48. ISBN 978-0-521-58841-6.
Armstrong-Hélouvry, Brian (1991). Control of machines with friction. USA: Springer. p. 10. ISBN 978-0-7923-9133-3.
Meyer, Ernst (2002). Nanoscience: friction and rheology on the nanometer scale. World Scientific. p. 7. ISBN 978-981-238-062-3.
Handley, Brett; David M. Marshall; Craig Coon (2011). Principles of Engineering. Cengage Learning. pp. 71–73. ISBN 978-1-4354-2836-2.
Dennis, Johnnie T. (2003). The Complete Idiot's Guide to Physics. Penguin. pp. 116–117. ISBN 978-1-59257-081-2.
Pearson (2009). Physics class 10 - The IIT Foundation Series. New Delhi: Pearson Education India. p. 69. ISBN 978-81-317-2843-7.
Bansal, R.K (2005). Engineering Mechanics and Strength of Materials. Laxmi Publications. pp. 165–167. ISBN 978-81-7008-094-7.
This derives slightly more general equations which cover force applied at any angle: Gujral, I.S. (2008). Engineering Mechanics. Firewall Media. pp. 275–277. ISBN 978-81-318-0295-3.

caltech.edu

feynmanlectures.caltech.edu

Feynman, Richard P.; Robert B. Leighton; Matthew Sands (1963). The Feynman Lectures on Physics, Vol. I. USA: California Inst. of Technology. pp. 4.4–4.5. ISBN 978-0-465-02493-3.

edinformatics.com

"The Inclined Plane". Math and science activity center. Edinformatics. 1999. Retrieved March 11, 2012.

gsu.edu

hyperphysics.phy-astr.gsu.edu

Nave, Carl R. (2010). "The Incline". Hyperphysics. Dept. of Physics and Astronomy, Georgia State Univ. Retrieved September 8, 2012.

teachengineering.org

Reilly, Travis (November 24, 2011). "Lesson 04:Slide Right on By Using an Inclined Plane". Teach Engineering. College of Engineering, Univ. of Colorado at Boulder. Archived from the original on May 8, 2012. Retrieved September 8, 2012.

uwgb.edu

Dutch, Steven (1999). "Pre-Greek Accomplishments". Legacy of the Ancient World. Prof. Steve Dutch's page, Univ. of Wisconsin at Green Bay. Archived from the original on August 21, 2016. Retrieved March 13, 2012.

web.archive.org

Reilly, Travis (November 24, 2011). "Lesson 04:Slide Right on By Using an Inclined Plane". Teach Engineering. College of Engineering, Univ. of Colorado at Boulder. Archived from the original on May 8, 2012. Retrieved September 8, 2012.
Dutch, Steven (1999). "Pre-Greek Accomplishments". Legacy of the Ancient World. Prof. Steve Dutch's page, Univ. of Wisconsin at Green Bay. Archived from the original on August 21, 2016. Retrieved March 13, 2012.
Thomas, Burke (2005). "Transport and the Inclined Plane". Construction of the Giza Pyramids. world-mysteries.com. Archived from the original on March 13, 2012. Retrieved March 10, 2012.

westminster.edu

Martin, Lori (2010). "Lab Mech14:The Inclined Plane - A Simple Machine" (PDF). Science in Motion. Westminster College. Retrieved September 8, 2012.

world-mysteries.com

Thomas, Burke (2005). "Transport and the Inclined Plane". Construction of the Giza Pyramids. world-mysteries.com. Archived from the original on March 13, 2012. Retrieved March 10, 2012.