Calculate the orbital period of a satellite that orbits two earth radii above the surface of earth

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this

what is this saying?