How to find the center of mass of an object with a missing piece. Want Lecture Notes? This is an AP Physics 1 topic.

Content Times:

0:07 The problem

1:18 Center of mass locations

2:59 Solving the problem

5:14 Testing the answer

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]]>How to find the center of mass of an irregularly shaped, flat object. Want Lecture Notes? This is an AP Physics 1 topic.

Content Times:

0:08 The problem

0:57 Translating the problem

2:52 Area instead of mass

4:42 Solving the problem

6:05 Understanding the answer

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Previous Video: Calculating the Center of Mass of a System of Particles

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]]>Three point objects are located at various locations on a Cartesian coordinate system. Mass 1, with a mass of 1.1 kg, is located at (1.0,1.5) m. Mass 2, with a mass of 3.4 kg, is located at (3.0,1.0) m. Mass 3, with a mass of 1.3 kg, is located at (1.5,2.5) m. Where is the center of mass of the three-object system? Want Lecture Notes? This is an AP Physics 1 topic.

Content Times:

0:07 The problem

2:30 The equation

4:16 Solving the problem

5:51 Not the centroid!

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Previous Video: Do Your Feet Affect How Far You Slide on a Water Slide?

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Picture credits:

Cartesian Coordinate System https://commons.wikimedia.org/wiki/File:Cartesian-coordinate-system.svg

René Descartes https://commons.wikimedia.org/wiki/File:Frans_Hals_-_Portret_van_René_Descartes.jpg

Basic demonstration of how to use spreadsheets in an introductory physics class. Topics listed below. This is an AP Physics 1 topic.

Content Times:

0:33 Basic data collection

0:58 Inputting data

3:45 Equations

8:39 Graphs or charts

12:40 Correcting mistakes

14:08 Formatting charts

15:23 Best-fit lines or trendlines

19:52 Helpful tips

21:50 Printing

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Another Video: Introduction to Projectile Motion

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]]>Demonstrating how sine and cosine simple harmonic motion waves can create circular motion. Want Lecture Notes? This is an AP Physics 1 topic.

Content Times:

0:01 y-position

0:31 x-position

1:35 Combining motions

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Previous Video: Demonstrating Position, Velocity, and Acceleration of a Mass-Spring System

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]]>A “live” demonstration of of collecting position, velocity, and acceleration of a vertical mass-spring system.

Want Lecture Notes? This is an AP Physics 1 topic.

Content Times:

0:30 The basic setup

1:24 The equations

2:15 Position vs. Time

3:20 Velocity vs. Time

3:58 Acceleration vs. Time

5:20 Determining Period

7:09 Determining Spring Constant

8:14 Best-fit sine curve

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]]>Kinetic energy and elastic potential energy as functions of time graphs for a horizontal mass-spring system in simple harmonic motion are demonstrated. Conservation of energy is shown.

Want Lecture Notes? This is an AP Physics 1 topic.

Content Times:

0:12 The positions

0:40 Kinetic energy

1:49 Elastic potential energy

2:44 Total mechanical energy

5:10 Including friction

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]]>Position, velocity, and acceleration as a function of time graphs for an object in simple harmonic motion are shown and demonstrated. Want Lecture Notes? This is an AP Physics 1 topic.

Content Times:

0:01 Reviewing the equations

1:46 Position graph

2:50 Velocity graph

4:10 Acceleration graph

5:48 Velocity from position

7:19 Acceleration from velocity

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Previous Video: Simple Harmonic Motion - Velocity and Acceleration Equation Derivations

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]]>Deriving the velocity and acceleration equations for an object in simple harmonic motion. Uses calculus. Want Lecture Notes? This is an AP Physics 1 topic.

Content Times:

0:01 Reviewing the position equation

2:08 Deriving the velocity equation

3:54 Deriving the acceleration equation

Next Video: Simple Harmonic Motion - Graphs of Position, Velocity, and Acceleration

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Previous Video: Simple Harmonic Motion - Position Equation Derivation

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]]>Deriving the position equation for an object in simple harmonic motion. Want Lecture Notes? This is an AP Physics 1 topic.

Content Times:

0:01 Reviewing circular motion vs. simple harmonic motion

0:24 Defining x position

1:13 Using angular velocity

3:18 The position equation

3:31 Visualizing the position equation

5:16 The phase constant

6:49 Angular frequency

Next Video: Simple Harmonic Motion - Velocity and Acceleration Equation Derivations

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Previous Video: Comparing Simple Harmonic Motion to Circular Motion - Demonstration

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