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SPACE EXPLORATION

6.11C, 7.9B, 8.8D Space Exploration & Origin

TermDefinition
SPACE EXPLORATION Investigation of physical conditions in space & on stars, planets, & other celestial bodies through use of satellites, space probes, or spacecraft w/human crews.
ROCKET Engine that provides thrust directly through the burning of its fuel without requiring intake of air.
SPACECRAFT Vehicle or device designed for travel or operation outside Earth's atmosphere.
SPACE SHUTTLE Reusable spacecraft designed to transport people & cargo between Earth & space.
SPACE PROBE Unmanned spacecraft designed to explore solar system & transmit data back to Earth.
ROVER Vehicle for exploring surface of an extraterrestrial body (like the Moon & Mars).
SATELLITE Object that orbits around another object, like a moon orbiting a planet or a human-made object orbiting Earth.
TELESCOPE Instrument for viewing or detecting distant objects.
OBSERVATORY Building or place given over to or equipped for observation of natural phenomena.
INTERNATIONAL SPACE STATION Orbiting space satellite used for scientific & space research; construction began in 2001 with 16 other nations.
GALILEO GALILEI (1564 - 1642) Father of modern science; made improvements to the telescope; discovered 4 largest moons of Jupiter, among many other scientific accomplishments.
ASTRONAUT Person trained to be part of a spacecraft crew.
NASA National Aeronautics & Space Administration; American governmental agency dedicated to space exploration.
Space Walk Activity in which an astronaut moves around & does work outside a spacecraft while in space.
Space Suit Complex system of garments that allow astronauts to work safely outside their spacecraft.
Micrometeoroids Tiny meteoroids traveling fast enough to damage spacecraft; "micro-" = tiny.
Microgravity Condition in which people or objects appear to be weightless.
Vacuum Volume of space mostly empty of matter, such as oxygen to breathe.
BIG BANG THEORY Theory that says the universe began as a small point that expanded rapidly about 13.7 billion years ago.
ORIGIN Place or form from which something comes or is derived.
SCIENTIFIC THEORIES Unifying scientific explanations for a broad range of hypotheses and observations that have been supported by scientific experiments.
UNIVERSE All of space and the matter space contains.
Created by: trauberk
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