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Science
1st Quarter Test info.
| Question | Answer |
|---|---|
| what did pres. Nixon want NASA to do | build a reusable spacecraft |
| what is an orbiter | shuttle |
| 1972 was | last flight to the moon |
| who designed and built the shuttles | a comp. named Boing |
| what does ET mean | external fuel tank |
| what does SRB mean | solid rocket booster |
| what does aft mean | rear |
| how many parts does the ET construct of | 3 |
| when did Nixon anounce that a reusable spacecraft needed to be designed | 1972 |
| ET is made of what | aluminum |
| what was Enterprise | the very first suttle built by Boing |
| did Enterprise ever go up in space | no |
| SRB burns all fuel in | 2 mins. |
| ET burns all fuel in | 8 mins. |
| thrust- | a forward force thatpushes an object |
| it takes to clear the launch pad | 6 sec. |
| ET holds amount of fuel | 1.6 million pounds (526,000 gallons) |
| what are two purposes of the shuttle mission | 1. build the ISS 2. carry large payloads |
| what does ISS stand for | international space station |
| what are the origional space shuttles | Columbia-1981, Callenger-1983, Discovery-1984, and Atlantis-1985 |
| when is the ISS due for complition | 2010 |
| is NASA behind with finishing the ISS | yes |
| shuttles are due for retirment | 2010, they are also behind because of the ISS |
| payload- | cargo |
| when was the Challenger destroyed | 1986 |
| what did the SRB shot into the ET | hot gases |
| Endover- | built to repace Challenger was deliverd to Cape Canaveral 1991 |
| Columbia- | (2003) broke apart during re-entry |
| what was damaged on the Columbia | the foam insilation damaged some of the tiles |
| on 1 of the atlantis launches a camera did what | the cameras saw it getting damaged |
| O rings- | rubber rings that keep a liquid from leaking |
| the heat was like an which caused the shuttle to disinagrate | inferno |