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LAGEOS: Quiz

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Question 1: They orbit at an altitude of 5,900 kilometres (3,700 mi),[1] well above low earth orbit and well below ________.
Geostationary orbitOrbital mechanicsLagrangian pointGeosynchronous orbit

Question 2: LAGEOS, or Laser Geodynamics Satellites, are a series of scientific research ________ designed to provide an orbiting laser ranging benchmark for geodynamical studies of the Earth.
Geocentric orbitSatelliteSpace RaceNASA

Question 3: The spacecraft are ________-covered brass spheres with a diameter of 60 cm and a mass of 411 kg, covered with retro-reflectors, giving them the appearance of giant golf balls.
TitaniumCopperGoldAluminium

Question 4: Determine tectonic plate movements associated with ________.
AntarcticaPlate tectonicsContinental driftPangaea







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