Wilson Hall Science shuttle notes
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| What president announced that a reusable spacecraft needed to be built and when? | Richard Nixon, 1972
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| When was the last flight to the moon? | 1972
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| What was the companies names hired to biuld the reusable spacecraft? | Boeing
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| What does NASA call the shuttle? | the obiter
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| What does ET stand for? | external fuel tank
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| What does SRB stand for? | solid rocket booster
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| What are the tanks called in the ET consrtuction? | forward tank, aft tank
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| aft | rear
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| What mixes and burns to give a tremendous amount of power? | liquid hydrogen and oxygen
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| What is made of aluminum and sprayed with a foam insulation? | ET
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| Why is the ET sprayed with a foam insulation? | to keep the liquid fuel cool enough to remain a liquid
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| What burns up in the atmoshere so the it can not be used again? | the aluminum hull of ET
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| How many pounds of fuel does the ET hold? | 1.6 million
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| How many gallons of fuel does the ET hold? | 526,000
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| What contains a parachute and a flotation device? Why? | SRB, so it can be retrieved and reused
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| What was the 1st original shuttle called who built it? | Enterprise, Boeing
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| What shuttle was a tester and never went into space? | Enterprise
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| What shuttle was put into flight on the back of a Boeing 747? | Enterprise
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| Where did Enterpise land? | on a runway at Edwards AFB in CA
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| What was Enterprise used for? | testing landing and manuvering
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| What provides enough thrust for lift off? | SRB
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| What is the light weight rocket? | ET
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| What is the ET used for? | continue the flight into the upper atmoshere
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| thrust | a forward force that pushes an object
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| How many seconds does it take to clear the launch pad? | 6
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| What burns all fuel in 2 minutes and then drops into the ocean? | SRB
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| What burns all fuel in 8 minutes? | ET
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| What uses its own fuel to position itself into the earth's orbit? | orbiter/shuttle
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| What were the puposes of the shuttle mission? | 1-reusable spacecraft 2-carry large payloads 3-biuld ISS 4-take men & equipment to and from ISS 5-provide man-power to the ISS
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| payload | cargo
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| What does ISS stand for? | International Space Station
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| What were the original shuttles to orbit earth and in what year? | Columbia-1981 (1st) Challenger-1983 Discoverey-1984 Atlantis-1985
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| What were built to endure many launche and re-entries? | shuttles
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| When are shuutles due for retirement? | 2010
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| When is the ISS due for completion? | 2010
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| Why is NASA behind with the scheduled retirement? | ISS is still not completely finished
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| When was the Challenger launced? | 1986
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| How was the Challenger destroyed after it was launced? | when exaust from SRB ecaped and shot hot gases into ET
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| What happened after the exaust from SRB ecaped and shot hot gases into ET? (Challenger) | the hot gases caused the ET to break apart sending the shuttle into supersonic tailspin, breaking the shuttle apart
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| What kind of fuel is in the SRB and why? | solid fuel(powder) & because it is easier to manage
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| What does the solid fuel give the SRB? | thrust to lift off
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| What is an O ring? | round rubber ring that stops a liquid from leaking
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| Why did the exaust from SRB ecape and shoot hot gases into ET? (Challenger) | it was launched on a cold night-the O rings became to hard to seal off exaust from SRB
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| Why was Endeavor built? | to replace the Challenger
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| Where was Endeavor delivered and when? | Cape Canaveral, FL- 1991
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| When was Columbia lauched? (2nd time) | 2003
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| What happened to Columbia and why? | broak apart during re-entry(shuttle disinigrated) because foam insulation damaged some of the tiles(heat sheild) that protected the shuttle during re-entry
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| Why do cameras now film the launch? (2nd time) | to make sure that no foam insulation breaks off and damages the shuttle
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| What did the camera see on one of the Altlantis flight? How were the astronauts able to inspect and fix it? | foam insulation damaged the shuttle & space walk
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| How many heat tiles are on a shuttle? | 24,000
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| How many degrees can the shuttle withstand and where? | 3,000 F on nose and wing tips
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| How fast does the shuttle travel? | 17,500 mph (5 m per sec.)
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| What is the landing speed of a shuttle? | 220 mph
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| How many seconds after take off did the Challeger explode? | 73
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| How many mile of runway does a shuttle need to land? | 2
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| How many flight and years are shuttles desingned to last? | 100 flights OR 10 years
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| The shuttles orbit earth every______minutes | 90
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