A Moment of Science
Ever wonder about the physics behind your everyday office supplies?
You've watched astronauts complete dangerous missions on space walks. Couldn't they use suction cups and suction themselves to the ship?
Some very adventurous people have used big suction cups to climb the fronts of glass buildings. However, they’d better not climb too high, because the higher you go, the less effective a suction cup will be. In space they’re no good at all! Learn more on this Moment of Science.
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