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10 cards from this deck
T2∝r3T^2 \propto r^3T2∝r3
Loses GPE, gains KE
Min speed to leave gravitational influence
v=2GMrv = \sqrt{\frac{2GM}{r}}v=r2GM
Independent of object's mass
Period matches rotation period of orbited object
Above equator, 24h period, fixed position above Earth
42,000 km
TV broadcasting & telecommunications
Faster; for weather monitoring, Earth observation, military
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