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Khan Academy is an American non-profit [3] educational organization created in 2006 by Sal Khan. [1] Its goal is to create a set of online tools that help educate students. [4] The organization produces short video lessons. [5] Its website also includes supplementary practice exercises and materials for educators.
Salman " Sal " Amin Khan (born October 11, 1976) is an American educator and the founder of Khan Academy, a free online non-profit educational platform with which he has produced over 6,500 video lessons teaching a wide spectrum of academic subjects, originally focusing on mathematics and science. [1] He is also the founder of Khan Lab School ...
Khan Academy is a 501(c)3 non-profit with a mission of providing a free world-class education for anyone, anywhere. They provide thousands of free lessons (practice exercises, instructional videos ...
For Fermi's question about extraterrestrial life, see Fermi paradox. In physics or engineering education, a Fermi problem (or Fermi quiz, Fermi question, Fermi estimate ), also known as a order-of-magnitude problem (or order-of-magnitude estimate, order estimation ), is an estimation problem designed to teach dimensional analysis or ...
Early on, the player's PDA and Lifepod will make note of the high levels of bacterial infection in the water. The PDA notes that kharaa is unlike any infection thus discovered in human history, suggesting that kharaa's biological design is far more drastic compared to diseases such as Yersinia pestis. The PDA estimates that kharaa incubates in ...
The Aga Khan Academy, Maputo, Mozambique is currently an International Baccalaureate candidate school for the Primary Years Programme. In 2014, the Microsoft Corporation recognized the Aga Khan Academy, Mombasa as a Showcase School, a designation given to 150 schools worldwide. The Academy is the only Showcase School in East Africa and one of ...
The free-fall time is the characteristic time that would take a body to collapse under its own gravitational attraction, if no other forces existed to oppose the collapse.. As such, it plays a fundamental role in setting the timescale for a wide variety of astrophysical processes—from star formation to helioseismology to supernovae—in which gravity plays a dominant ro
0-7434-0643-5 (vol.2) The Eugenics Wars: The Rise and Fall of Khan Noonien Singh is a two volume set of novels written by Greg Cox about the life of the fictional Star Trek character Khan Noonien Singh. He is often referred to as simply "Khan" in the Star Trek episode "Space Seed" and in the Star Trek film Star Trek II: The Wrath of Khan .