Any object that orbits a celestial body, such as a moon. ...
The iceberg that sank the Titanic on April 15, 1912 was ...
Mauna Loa is one of five volcanoes that form the Island of ...
Mount Bulusan is the southernmost volcano on Luzon Island ...
The elements of cumulus and stratus clouds that appear in ...
A temperature scale where water at sea level has a freezing ...
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