PHYS 111

UWaterloo

Course Overview

Lessons & Practice

I. Welcome

1. Units, Trigonometry, and Vectors

4hr

1.1.2. Example: Converting between units4 min

1.1.3. Practice: Volume Conversion

1.2.1. Significant Figures5 min

1.2.2. Significant Figures in Calculations7 min

1.2.3. Example: Significant Figures4 min

1.2.4. Practice: Significant Figures

1.2.5. Practice: Significant Figures

1.3.1. Percent Error2 min

1.3.2. Example: Percent Error2 min

1.3.3. Practice: Percent Error

1.4.1. Dimensional Analysis3 min

1.4.2. Example: Dimensional Analysis7 min

1.4.3. Practice: Dimensional Analysis2 min

1.5.1. Unit Conversion5 min

1.5.2. Example: Unit Conversion4 min

1.5.3. Example: Unit Conversion Practice 2 min

1.5.4. Practice: Counting heartbeats2 min

1.6.1. Orders of Magnitude4 min

1.7.1. Trigonometry Review10 min

1.7.2. Example: Trigonometry Review

1.7.3. Practice: Trigonometry Review

1.8.1. Scalars & Vectors - Definitions & Examples3 min

1.8.2. Vectors (2D)12 min

1.8.3. Vectors (3D)6 min

1.8.4. Examples: Scalars and Vectors (Sine and Cosine Laws)13 min

1.8.5. Practice: Scalars and Vectors (Sine and Cosine Laws)10 min

1.8.6. Practice: Scalars and Vectors (Catesian Format, Sine Law)16 min

1.8.7. Example: Scalars and Vectors (Rectangular Components)13 min

1.8.8. Practice: Scalars and Vectors (Rectangular Components) 11 min

1.9.1. Vector Operations6 min

1.9.2. Example: Vector Operations (2D)

1.9.3. Practice: Vector Operations10 min

1.9.4. Quiz: Vector Operations3 Qns

1.10.1. Forces in Cartesian Vector Form4 min

1.10.2. Example: Cartesian Vectors, Resultant Magnitude and Direction (2D)

1.10.3. Practice: Cartesian Vectors, Resultant Magnitude and Direction (2D)

1.11.1. Forces 2D Cartesian Vector Form6 min

1.11.2. Example: Forces Cartesian Vector Form10 min

1.11.3. Practice: Forces Cartesian Vector Form (IMPORTANT!)9 min

1.11.4. Example: Cartesian force vector11 min

1.12.1. Vectors and Their Components (2D)5 min

1.12.2. Vector's Magnitude (2D & 3D)2 min

1.12.3. Components of a Vector Using the Angle It Makes Respect to x or y Axis8 min

1.12.4. Example: Vector Between Two Points7 min

1.12.5. Practice 3 min

1.13.1. Vector Addition and Subtraction: Algebraic Method 54 sec

1.13.2. Vector Addition and Subtraction: Graphic Methods9 min

1.13.3. Example: Vector Addition6 min

1.13.4. Practice: Vector Addition and Subtraction

1.14.1. Addition of 2D Forces (Components / SOH.CAH.TOA.)7 min

1.14.2. Example: Vectors and Rectangular Components

1.14.3. Practice: Vectors and Rectangular Components

1.15.1. Vector Addition of 2D Forces (Force Triangle)5 min

1.15.2. Example: Components along non x-y axes (u-v)

1.15.3. Practice: Using Law of Sine and Cosines / Force Triangle

1.16.1. Theory2 min

1.16.2. Dot Product or Scalar Product4 min

1.16.3. Example: Dot Product2 min

1.16.4. Practice - flagpole - angle between cables

1.17.1. Practice: Vectors in 2D

1.17.2. Quiz: Vector Operations2 Qns

1.18.1. Scientific Notation

1.18.2. Example: Scientific Notation

1.18.3. Practice: Scientific Notation

2. Motion in One Dimension

2.6hr

2.1.1. Distance and Displacement ..8 min

2.1.2. Speed and Velocity8 min

2.1.3. Example: Acceleration4 min

2.1.4. Practice: Average speed vs. Average velocity10 min

2.2.1. Motion Diagrams11 min

2.2.2. Example9 min

2.2.3. Practice: Position vs. Time Graphs4 min

2.3.1. Acceleration6 min

2.3.2. Practice: Uniform Acceleration3 min

2.3.3. Practice: Acceleration (Calculus-Based)3 min

2.4.1. One-Dimensional Kinematics 8 min

2.4.2. Example: Deceleration8 min

2.4.3. Practice: Acceleration and Constant Velocity (Copy catches Car)12 min

2.5.1. Free Fall1 min

2.5.2. Example: Free Fall7 min

2.5.3. Practice: Free Fall 5 min

2.6.1. Kinematic Graphs9 min

2.6.2. Example: Kinematic Graphs3 min

2.6.3. Practice: Velocity vs Time Graph9 min

2.6.4. Practice: Flying a Drone (Tricky!)27 min

3. Motion in Two Dimensions

2.7hr

3.1.1. Position Vector11 min

3.1.2. Two- and Three-Dimensional Kinematics : Part 19 min

3.1.3. Practice Question 5: Position Vectors2 min

3.1.4. Practice: Velocity and Acceleration

3.2.1. Two- and Three-Dimensional Kinematics : Part 19 min

3.2.2. Two- and Three-Dimensional Kinematics: Part 27 min

3.2.3. Example: Particle Motion in 3D8 min

3.2.4. Practice: Projectile motion

3.3.1. Projectile Motion9 min

3.3.2. Example: Projectile Motion4 min

3.3.3. Practice: Projectile Motion10 min

3.4.1. Uniform Circular Motion6 min

3.4.2. Practice: Unifirm Circular Motion5 min

3.4.3. Practice : Circular Motion 1

3.4.4. Practice question

3.5.1. Uniform Circular Motion and Centripetal Acceleration8 min

3.5.2. Non-uniform Circular motion3 min

3.5.3. Practice: Circular Motion - Acceleration3 min

3.6.1. Centripetal force12 min

3.6.2. Example: Circular Motion with Changing Radii3 min

3.6.3. Practice: Circular Motion - Vertical Circle8 min

3.6.4. Practice: Marble Sliding on a Rotating Hoop (Tricky!)14 min

3.7.1. Relative Velocity11 min

3.7.2. Example: 9 min

3.7.3. Practice: Relative Velocity11 min

4. Newton's Laws of Motion

2.4hr

4.1.1. Free Body Diagrams7 min

4.1.2. Example: Free Body Diagrams 8 min

4.1.3. Practice: Free Body Diagram I

4.1.4. Practice: Free Body Diagram II

4.2.1. Newton's Laws of Motion7 min

4.2.2. Example: Newton's

4.2.3. Practice: Interacting Blocks11 min

4.2.4. Practice: Three books on a table8 min

4.2.5. Practice: Tension

4.3.1. Normal Force 6 min

4.3.2. Example: Weightlessness6 min

4.3.3. Practice: Man in an elevator

4.4.1. Kinetic and Static Friction10 min

4.4.2. Rolling Friction2 min

4.4.3. Example: Sliding on Rough Surface8 min

4.4.4. Practice: Static vs Kinetic (Tricky!)6 min

4.5.1. Tension4 min

4.5.2. Example: Force and Newton’s Laws of Motion7 min

4.5.3. Practice: Box Hanging from To Wires8 min

4.6.1. Inclined Surfaces 7 min

4.6.2. Example: Inclined Surface8 min

4.6.3. Practice: Connecting Blocks on an Incline11 min

4.7.1. Drag Force (Version I)3 min

4.7.2. Drag Force (Version II)3 min

4.7.3. Terminal Velocity6 min

4.7.4. Example: Drag Force (Version I)

4.7.5. Practice: Drag Force (Version II)5 min

5. Energy

3hr

5.1.1. Mechanical Work10 min

5.1.2. Example: Positive vs. Negative Work4 min

5.1.3. Practice: Work Involving Incline Surface (Ramp)15 min

5.2.1. Work-energy theorem7 min

5.2.2. Example: Work-Energy Theorem11 min

5.2.3. Practice: work and energy - PE

5.2.4. Practice: work done

5.2.5. Practice: Spring and slope problem

5.3.1. Gravitational Potential Energy2 min

5.3.2. Practice: mechanical energy1 min

5.3.3. Practice example: conservation of energy4 min

5.3.4. Example: Energy conservation on a rollercoaster2 min

5.4.1. Spring Force4 min

5.4.2. Energy of the mass-spring system5 min

5.4.3. Example: Hooke's Law4 min

5.4.4. Spring potential energy Example Problem3 min

5.4.5. Practice: Hooke's Law

5.4.6. Practice: Spring Force function graph2 min

5.5.1. Conservative vs Non-Conservative Forces - Part 17 min

5.5.2. Conservative vs Non-Conservative Forces - Part 25 min

5.5.3. Example: Non-Conservative Forces

5.5.4. Practice: Conservative Forces

5.6.1. Conservation of Energy9 min

5.6.2. Example: Work Done by Friction12 min

5.6.3. Practice13 min

5.7.1. Satellites and Objects in Orbits 6 min

5.7.2. Orbital Energies10 min

5.7.3. Kepler's Laws12 min

5.7.4. Example: Satellites Around Earth8 min

5.7.5. Practice: Satellite Orbital Periods5 min

5.8.1. Chemical (Food) Energy7 min

5.8.2. Example: Food Energy

5.8.3. Practice: Converting Food to Kinetic Energy

5.9.1. Power3 min

5.9.2. Example: Power in Lifting4 min

5.9.3. Practice: Towing a Car7 min

5.10.1. Mechanical Work13 min

5.10.2. Practice: Work Done by Varying Force

5.10.3. Example: Work Done by a Varying Force (Calc-Based)

5.11.1. Mechanical Work13 min

5.11.2. Example: Work Done by a Varying Force (Calc-Based)

5.11.3. Practice: Work Done by Varying Force

6. Momentum, Impulse, and Collisions

1.9hr

6.1.1. Momentum and Impulse (Basic)3 min

6.1.2. Momentum and Impulse (Calculus-Based)6 min

6.1.3. Example: Impulse on a Soccer Ball3 min

6.1.4. Practice: Impulse on a Ball Hitting Wall11 min

6.1.5. Practice: Momentum of a Force Function (Calculus Based)4 min

6.2.1. Conservation of momentum12 min

6.2.2. Example: Collision2 min

6.2.3. Practice: Conservation of Momentum - 2 Carts8 min

6.2.4. Practice: Conservation of momentum - Ball Colliding with Block3 min

6.2.5. Practice: Conservation of Momentum - Two Carts Colliding4 min

6.3.1. Elastic Collision3 min

6.3.2. Elastic Collision with One Object Initially at Rest12 min

6.3.3. Inelastic Collision3 min

6.3.4. Perfectly Inelastic Collision4 min

6.3.5. Example: Inelastic Collision8 min

6.3.6. Practice: Inelastic Collisions4 min

6.3.7. Practice: Elastic Collision (Tricky!)7 min

6.4.1. Momentum Conservation in the Center of Mass Frame5 min

6.4.2. Shell Explosion (One Object Separating into Two Objects) with Center of Mass Frame3 min

6.5.1. Momentum and Impulse3 min

6.5.2. Momentum Conservation in 2D Collisions5 min

6.5.3. Example: Shell Explosion

6.5.4. Practice: Collision of Two Objects (2D)

6.5.5. Practice: 2D Inelastic Collision - Car Crash3 min

7. Rotational Motion and Gravitation

2.2hr

7.1.1. Uniform Circular Motion6 min

7.1.2. Period and Frequency 7 min

7.1.3. Example: Uniform circular motion6 min

7.1.4. Practice: Circular Motion - Car Rounding a Curve5 min

7.1.5. Practice : Circular Motion - Ball on a String

7.2.1. Kinematics Equations for Rotation7 min

7.2.2. Example: Rotating Wheel7 min

7.2.3. Practice: Falling Mass Attached to a Rotating Pulley11 min

7.3.1. Centripetal force12 min

7.3.2. Example: Circular Motion with Changing Radii3 min

7.3.3. Practice: Circular Motion - Vertical Circle8 min

7.3.4. Practice: Marble Sliding on a Rotating Hoop (Tricky!)14 min

7.4.1. Rotational Analog of Newton's Second Law2 min

7.4.2. Example: Rotating Rod7 min

7.4.3. Practice: Falling Mass Attached to a Rotating Pulley11 min

7.5.1. Non-uniform Circular motion6 min

7.5.2. Example: Non-Circular motion

7.5.3. Practice: Non-Circular Motion - Acceleration3 min

7.6.1. Car Turning Around a Circular Section of Road6 min

7.6.2. Example: Car Around a Circular Flat Ramp4 min

7.6.3. Practice: Car Rounding a Banked Turn8 min

8. Rotational Equilibrium and Dynamics

3hr

8.1.1. Torque14 min

8.1.2. Example: Torrque5 min

8.1.3. Practice: Torque9 min

8.2.1. Center of Mass7 min

8.2.2. Center of Mass of Complicated Objects5 min

8.2.3. Example: Center of Mass

8.2.4. Practice: Center of Mass of System of Objects (2D)5 min

8.3.1. Moment of Inertia of Discrete Particles3 min

8.3.2. Moment of Inertia3 min

8.3.3. Example: Moment of Inertia (Calculus Based)7 min

8.3.4. Practice: angular momentum - Satellite

8.3.5. Practice: Rotational dynamics - Rotating Blade6 min

8.4.1. Parallel axis theorem3 min

8.4.2. Example: Moment of Inertia16 min

8.4.3. Practice4 min

8.5.1. Conservation of Angular Momentum5 min

8.5.2. Example: Angular Momentum Conservation

8.5.3. Practice: Angular Momentum - Spinning Weight5 min

8.6.1. Kinetic Energy of a Rotating Body4 min

8.6.2. Example: Falling Mass Attached to a Rotating Pulley8 min

8.6.3. Practice: Kinetic Energy of a Rotating Body (Tricky!)7 min

8.7.1. Angular Momentum10 min

8.7.2. Example: Angular Momentum of Pendulum5 min

8.7.3. Practice: Angular Momentum - Spinning Weight5 min

8.8.1. Rotational Work and Torque6 min

8.8.2. Example: Kinetic Energy of a Rotating Wheel6 min

8.8.3. Practice: Rotational kinetic energy - falling rod6 min

8.8.4. Practice: Objects rolling down a slope10 min

8.9.1. Note for Rolling Motion8 min

8.9.2. Example: Static Friction for Rolling Down a Slope10 min

8.9.3. Practice (Tricky!)14 min

Mock Exams

ME.1. In-Class Test 2 - Mock Assessment24 Qns

ME.2. Final Exam - Mock Assessment30 Qns

Final Exam Overview

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