It may be either actual, (direct or positive.) where physical force Is put upon a man to compel him to do an act against his will, or implied, (legal or constructive.) where the relation of the parties is such that one is under subjection to the other, and is thereby constrained to do what his free will would refuse.
Related Terms. Short for low earth orbit, a satellite system used in telecommunications. LEO satellites orbit the earth between 400 and 1,000 miles above the earth's surface. LEOs are mostly used for data communication such as e-mail, paging and videoconferencing.
1 AU = 149,597,870.700 kilometers (or 149,597,870,700 meters). Definition: An Astronomical Unit is the mean distance between the Earth and the Sun.In 2012, the International Astronomical Union defined the distance to be 149,597,870,700 meters. Historical Background: Tycho Brahe estimated the distance between the Sun and the Earth at 8 million kilometers (5 million miles).Later, Johannes Kepler estimated the AU was at 24 million kilometers (15 million miles).n 2012, the International Astronomical Union defined the distance to be 149,597,870,700 meters. Historical Background: Tycho Brahe estimated the distance between the Sun and the Earth at 8 million kilometers (5 million miles). Later, Johannes Kepler estimated the AU was at 24 million kilometers (15 million miles).