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In January 2018, Nan Chiau High School became one of the first 62 institutions in Singapore to pilot the Singapore Student Learning Space (SLS), a nationwide online learning portal developed jointly by the Ministry of Education and GovTech. The SLS empower students to conduct self-directed learning through a variety of interactive resources ...
Students guard the fence 24 hours a day, and, as long as two vigils are maintained, no other student may "take" the fence. The fence can then be painted by the group that has it, but only between midnight and 6 am. Only hand brushes may be used; the use of spray paint or paint rollers is considered vandalism and results in a fine.
The Space Launch System (SLS) is an American super heavy-lift expendable launch vehicle used by NASA. As the primary launch vehicle of the Artemis Moon landing program, SLS is designed to launch the crewed Orion spacecraft on a trans-lunar trajectory. The first SLS launch was the uncrewed Artemis I, which took place on 16 November 2022.
A Whitson second-grader named Jessica asked where the astronauts sleep. Dominick said they sleep in sleeping bags in a small room and their arms sometimes float up as they sleep. A Whitson third ...
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LH 2 / LOX. The Space Launch System core stage, or simply core stage, is the main stage of the American Space Launch System (SLS) rocket, built by The Boeing Company in the NASA Michoud Assembly Facility. At 65 m (212 ft) tall and 8.4 m (27.6 ft) in diameter, the core stage contains approximately 987 t (2,177,000 lb) of its liquid hydrogen and ...
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A liquid rocket booster ( LRB) uses liquid fuel and oxidizer to give a liquid-propellant or hybrid rocket an extra boost at take-off, and/or increase the total payload that can be carried. It is attached to the side of a rocket. Unlike solid rocket boosters, LRBs can be throttled down if the engines are designed to allow it, and can be shut ...