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In 2012, the head of AP Grading, Trevor Packer, stated that the reason for the low percentages of 5s is that "AP World History is a college-level course, & many sophomores aren't yet writing at that level." 10.44 percent of all seniors who took the exam in 2012 received a 5, while just 6.62 percent of sophomores received a 5.
One such symbol is a circle to indicate an all-around weld, which goes on every side of the joint. Finish symbols go above the reference line to indicate the surface contour or finish of the weld such as flush, convex or concave. Letters indicating the welding process are placed at the tail end, such as AHW for atomic hydrogen welding. Further ...
The welding of metal bellows is a microscopic welding process, typically performed under laboratory conditions at high magnification. Hydroformed bellows are produced by forcing a metal tube to expand under hydraulic pressure inside a bellows-shaped mold, and assume the convoluted shape of the mold.
AP exam scores are widely recognized in the admissions process around the world, but credits are only sometimes accepted outside of Canada and the United States. As of August 2019, the College Board provided a downloadable list of universities outside the US that recognize AP for admission and academic credit, in a file which they refer to as ...
A D-ring used to secure cargo in a utility trailer (A) D-ring (shown in isometric view) (B) Weld-on pivot link; note the incorrect fillet weld call-out (bottom-right). The correct method of securing a weld-on pivot link is a [t weld] which consists of a perpendicular vee butt joint secured to the billet using a butt weld or fusion weld.
Closed wing designs include the annular wing (commonly known as the cylindrical or ring wing), the joined wing, the box wing, and spiroid tip devices. [ 1 ] Like many wingtip devices , the closed wing aims to reduce the wasteful effects associated with wingtip vortices which occur at the tips of conventional wings.
If you love Scrabble, you'll love the wonderful word game fun of Just Words. Play Just Words free online!
The SAT Subject Test in World History was the name of a one-hour multiple choice test given on World History by the College Board. A student chose to take it depending on a college's entrance requirements. Until 1994, the SAT Subject Tests were known as Achievement Tests; and from 1995 until January 2005, they were known as SAT IIs. The SAT ...