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An intelligent tutoring system ( ITS) is a computer system that imitates human tutors and aims to provide immediate and customized instruction or feedback to learners, [1] usually without requiring intervention from a human teacher. [2] ITSs have the common goal of enabling learning in a meaningful and effective manner by using a variety of ...
The SM-65D Atlas, or Atlas D, was the first operational version of the Atlas missile and the basis for all Atlas space launchers, debuting in 1959. [27] Atlas D weighed 255,950 lb (116,100 kg) (without payload) and had an empty weight of only 11,894 lb (5,395 kg); the other 95.35% was propellant.
Frontispiece of the 1595 Atlas of Mercator. An atlas is a collection of maps; it is typically a bundle of maps of Earth or of a continent or region of Earth . Atlases have traditionally been bound into book form, but today, many atlases are in multimedia formats.
e. The Human Relations Area Files, Inc. ( HRAF ), located in New Haven, Connecticut, US, is an international nonprofit membership organization with over 500 member institutions in more than 20 countries. A financially autonomous research agency based at Yale University since 1949, its mission is to promote understanding of cultural diversity ...
The Atlas E/F (or SB-1A) was an American expendable launch system and sounding rocket built using parts of decommissioned SM-65 Atlas missiles. It was a member of the Atlas family of rockets. The first stage was built using parts taken from decommissioned Atlas-E and Atlas-F missiles, with various solid propellant upper stages used depending on ...
GCFLearnFree. edu.GCFGlobal.org (formerly GCFLearnFree.org) is a free online educational website focusing on technology, job training, reading, and math skills. The site is a program of the Goodwill Community Foundation Inc. (GCF). All content in English is created in Raleigh, North Carolina and all the content in Spanish Bogotá, Colombia ...