- #1
SAZAR
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If you use the most suitable elastic material known today (in terms of elastic properties, the way it's applied and the manufacture of it), how huge (at least theoreticaly speaking) should sligshot be in order to be able to fire a projectile (a steel ball of any diameter you find suitable) so it exits the Earth's gravitic pull (end-up in space)?
(now I imagine two tall buildings and some rubber hoses between them streached to the ground pointing upward...)
(now I imagine two tall buildings and some rubber hoses between them streached to the ground pointing upward...)