Examine how the phases of the moon relate to the amount of lunar surface that is shaded from the direct light of the sun.

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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They both have rock surfaces