What was the name of NASA's reusable spacecraft system that operated from 1981 to 2011?
Explanation: The correct answer is A) Space Shuttle. The Space Shuttle was NASA's reusable spacecraft system that operated from 1981 to 2011. It was designed to launch astronauts and payloads into space and return them safely back to Earth.
How many main components made up the Space Shuttle system?
Explanation: The correct answer is C) 4. The Space Shuttle system consisted of four main components: the orbiter, the external tank, the solid rocket boosters, and the Space Shuttle main engines.
What was the purpose of the Space Shuttle's external tank?
Explanation: The correct answer is A) To provide fuel for the Space Shuttle's main engines. The external tank of the Space Shuttle contained the liquid fuel (liquid oxygen and liquid hydrogen) needed to power the Space Shuttle's main engines during ascent into space.
How many Space Shuttles were built and flown during the program?
Explanation: The correct answer is B) 4. A total of four operational Space Shuttles were built and flown during the program: Columbia, Challenger, Discovery, and Atlantis. These Space Shuttles conducted numerous missions and played a significant role in space exploration.
What was the first Space Shuttle orbiter to fly into space?
Explanation: The correct answer is A) Columbia. The Space Shuttle orbiter Columbia was the first to fly into space. It successfully completed its maiden flight, STS-1, in April 1981, marking the beginning of the Space Shuttle program.