PACK COMPLETE EXAM QUESTIONS AND
ANSWERS GRADED A+
⩥ Lunar module. Answer: The portion of the Apollo spacecraft in which
two astronauts landed on the moon's surface and then returned to the
orbiting command module.
⩥ Command module. Answer: The portion of the Apollo spacecraft that
contained the crew's living compartment and the on-board controls.
⩥ Saturn V. Answer: An American human-rated expendable rocket used
by NASA between 1967 and 1973.
⩥ Escape velocity. Answer: The minimum speed that an object at a
given distance from a gravitating body must have so that it will continue
to move away from the body instead of orbiting about it.
⩥ Engine arming switch. Answer: The first of two commands to start the
engine of a rocket.
⩥ Steering rockets. Answer: The process of manoeuvring a rocket in the
desired path and direction using the systems available like thrust
vectoring, control surfaces etc.
, ⩥ Descent engine. Answer: A variable throttle hypergolic rocket engine
for use in the Apollo Lunar Module Descent Stage.
⩥ Ascent engine. Answer: A fixed thrust hypergolic rocket engine for
use in the Apollo Lunar Module Ascent Stage.
⩥ Gyroscope. Answer: An apparatus consisting of a rotating wheel so
mounted that its axis can turn freely in certain or all directions, and
capable of maintaining the same absolute direction in space in spite of
movements of the mountings and surrounding parts: used to maintain
equilibrium, determine direction, etc.
⩥ Apollo 13. Answer: The seventh manned mission in the American
Apollo space program and the third intended to land on the Moon. The
lunar landing was aborted after an oxygen tank exploded, and the crew
returned safely to Earth
⩥ Conspiracism. Answer: A worldview that centrally places conspiracy
theories in the unfolding of history.
⩥ Confirmation bias. Answer: The tendency to search for, interpret,
favor, and recall information in a way that confirms one's preexisting
beliefs or hypotheses.