Commonly Used Words. Arranged alphabetically, these sections include spelling, usage, punctuation and capitalization notes for specific words and phrases commonly used in the CSU. An entry without an explanation is simply to indicate the correct spelling of a word or words. A B-C D-F G-M N-S T-Z.
Noun. 1. Newton's first law of motion-a body remains at rest or in motion with a constant velocity unless acted upon by an external force. first law of motion, Newton's first law. law of motion, Newton's law, Newton's law of motion-one of three basic laws of classical mechanics.
It mostly begins with Johannes Kepler and his three laws. For more inspection into these laws go here, otherwise stay with me and I ll give you the short version. Kepler s first law states that the orbits of the planets are ellipses, with the Sun at one focus of the ellipse.