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Space Exploration
7.9B Accommodations for Space Exploration
Term | Definition |
---|---|
Astronaut | Person trained to be part of a spacecraft crew. |
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. |