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Lecture2_PhysicsRefresher

Lecture2_PhysicsRefresher - EAS 1600 Physics Refresher The...

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EAS 1600 Physics Refresher 8/19/09 The posted lecture outlines physical concepts and definitions that all students need to know. In addition, during this lecture the instructor will answer questions from students and go over some example problems.
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Definitions 1. Velocity : describes speed and direction of motion (a "vector" quantity)[ units: distance / time (m/s)] 2. Acceleration : describes the change of velocity of an object [ units: distance / time 2 (m/s 2 )]
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Isaac Newton (1642 - 1727) Described the causes of motion - Classical Mechanics or Newtonian Mechanics Newton introduced concept of "FORCE" - interaction of two or more objects - can either push or pull each other
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