# UNC-Chapel Hill PHYS 104 - Position and Coordinate System (2 pages)

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## Position and Coordinate System

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## Position and Coordinate System

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Lecture number:
4
Pages:
2
Type:
Lecture Note
School:
University of North Carolina at Chapel Hill
Course:
Phys 104 - General Physics I
Edition:
1
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Unformatted text preview:

PHYS 104 1st Edition Lecture 4 Outline of Last Lecture I Guest Lecture Tyson Henrick a Flight forces II Forces a Push and Pull b Vectors c Gravitational Force d Normal Force III Newton a First law b Third law Outline of Current Lecture IV Position and Coordinate System a Dynamics V Displacement VI Velocity VII Newton s Second Law a Example Current Lecture Position and Coordinate System o X hat tells us what direction o Dynamics describe forces o Mechanics describe what Displacement o Change in position o Final initial displacement Velocity o Rate of change o Includes magnitude and direction o Removing air from a metal track Removes friction Demonstration Learning Catalytic Question Newton s Second Law These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute o o o o Fan acts as a constant F ma F sum of all forces Cart forces Gravity Normal Fan acting on the cart o Example Ball in the air Gravity Air resistance Acceleration Velocity

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