A: Bacteria obtain energy by either ingesting other organisms and organic compounds or by producing their own food. The bacteria that produce their own food are called autotrophs. Bacteria that must consume other organic molecules for energy are called heterotrophs.
Nautical Mile vs. Mile. While mile is a unit of distance on land, a nautical mile is used to measure distances at sea. 1 nautical mile = 1.151 mi. Kilometer vs Mile.
â¢ NAUTICAL MILE (noun) The noun NAUTICAL MILE has 2 senses: 1. a British unit of length equivalent to 1,853.18 meters (6,082 feet) 2. a unit of length used in navigation; equivalent to the distance spanned by one minute of arc in latitude; 1,852 meters. Familiarity information: NAUTICAL MILE used as a noun is rare.