PHYS 115

Queen's

Course Overview

Grade Boosters

Lessons & Practice

I. Welcome

1. Introduction and Mathematical Concepts

2.9hr

1.1.2. Example: Converting between units4 min

1.1.3. Practice: Volume Conversion

1.2.1. Unit Conversion5 min

1.2.2. Example: Unit Conversion4 min

1.2.3. Example: Unit Conversion Practice 2 min

1.2.4. Practice: Counting heartbeats2 min

1.3.1. Trigonometry Review10 min

1.3.2. Example: Trigonometry Review

1.3.3. Practice: Trigonometry Review

1.4.1. Scalars & Vectors - Definitions & Examples3 min

1.4.2. Vectors (2D)12 min

1.4.3. Vectors (3D)6 min

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

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

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

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

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

1.5.1. Vector Addition and Subtraction: Algebraic Method 54 sec

1.5.2. Vector Addition and Subtraction: Graphic Methods9 min

1.5.3. Example: Vector Addition and Subtraction 6 min

1.5.4. Practice: Find Missing Vector

1.5.5. Practice: Resultant of Two Vectors

1.6.1. Vectors and Their Components5 min

1.6.2. Vector's Magnitude2 min

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

1.6.4. Example: Vector Algebra7 min

1.6.5. Practice 3 min

1.6.6. Practice: Magnitude of a Vector3 min

1.7.1. Vector Operations6 min

1.7.2. Example: Vector Operations (2D)

1.7.3. Practice: Vector Operations10 min

1.7.4. Quiz: Vector Operations3 Qns

1.8.1. Scientific Notation

1.8.2. Example: Scientific Notation

1.8.3. Practice: Scientific Notation

2. Kinematics in One Dimension

3hr

2.I. Chapter Intro3 min

2.1.1. Distance and Displacement ..8 min

2.1.2. Distance and displacement - quick example2 min

2.2.1. Speed and Velocity8 min

2.2.2. Practice10 min

2.2.3. Practice: Rocket man4 min

2.3.1. Acceleration6 min

2.3.2. Example4 min

2.3.3. Practice: Falling object3 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. Motion Diagrams11 min

2.6.3. Example3 min

2.6.4. Example9 min

2.6.5. Acceleration Concept Clarifiers34 min

2.6.6. Practice9 min

2.6.7. Practice (Tricky!)27 min

2.6.8. Practice: Position vs. Time Graphs4 min

3. Kinematics in Two Dimensions

1.3hr

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

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

3.1.3. Example: Particle Motion in 3D8 min

3.1.4. Practice: Projectile motion

3.2.1. Projectile Motion9 min

3.2.2. Example: Projectile Motion4 min

3.2.3. Practice: Projectile Motion10 min

3.3.1. Relative Velocity11 min

3.3.2. Example: 9 min

3.3.3. Practice: Relative Velocity11 min

4. Forces and Newton's Laws of Motion

4hr

4.1.1. Free Body Diagrams7 min

4.1.2. Example: Free Body Diagrams 8 min

4.1.3. Inclined Surfaces 7 min

4.1.4. Example8 min

4.1.5. Practice11 min

4.1.6. Practice: Free Body Diagram II

4.1.7. Practice: Free Body Diagram I

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. Gravitational Force7 min

4.3.2. The Special Case of Earth 4 min

4.3.3. Example: Weight at Higher Elevations6 min

4.3.4. Practice: Gravitational Forces8 min

4.4.1. Normal Force 6 min

4.4.2. Example: Weightlessness6 min

4.4.3. Practice: Man in an elevator

4.5.1. Kinetic and Static Friction10 min

4.5.2. Rolling Friction2 min

4.5.3. Example: Sliding on Rough Surface8 min

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

4.6.1. Tension4 min

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

4.6.3. Practice: Box Hanging from To Wires8 min

4.7.1. Static Equilibrium3 min

4.7.2. Example: Static Equilibrium of a Ladder15 min

4.7.3. Practice: Static Equilibrium - Man on a Beam13 min

4.7.4. Particle Equilibrium - 2D 6 min

4.7.5. Practice: Particle Equilibrium 2D problems - Part 16 min

4.8.1. Applying Newton's Laws15 min

4.8.2. 1D Motion Concept Clarifier8 min

4.8.3. Example7 min

5. Dynamics of Uniform Circular Motion

2.1hr

5.1.1. Uniform Circular Motion6 min

5.1.2. Period and Frequency 7 min

5.1.3. Example: Uniform circular motion6 min

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

5.1.5. Practice : Circular Motion - Ball on a String

5.2.1. Centripetal force12 min

5.2.2. Example: Circular Motion with Changing Radii3 min

5.2.3. Practice: Circular Motion - Vertical Circle8 min

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

5.3.1. Car Turning Around a Circular Section of Road6 min

5.3.2. Example: Car Around a Circular Flat Ramp4 min

5.3.3. Practice: Car Rounding a Banked Turn8 min

5.4.1. Non-uniform Circular motion6 min

5.4.2. Example: Non-Circular motion

5.4.3. Practice: Non-Circular Motion - Acceleration3 min

5.5.1. Satellites and Objects in Orbits 6 min

5.5.2. Example: Satellites Around Earth8 min

5.6.1. Example6 min

5.6.2. Example6 min

5.7.1. Uniform circular motion2 min

5.7.2. Example: circular motion3 min

5.7.3. Practice: Ferris wheel2 min

5.7.4. Vertical circular motion7 min

6. Work and Energy

2.5hr

6.1.1. Mechanical Work10 min

6.1.2. Example: Positive vs. Negative Work4 min

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

6.2.1. Work-energy theorem7 min

6.2.2. Example: Work-Energy Theorem11 min

6.2.3. Practice: work and energy - PE

6.2.4. Practice: Spring and slope problem6 min

6.2.5. Practice: work done2 min

6.3.1. Gravitational Potential Energy2 min

6.3.2. Practice: mechanical energy1 min

6.3.3. Practice example: conservation of energy4 min

6.3.4. Example: Energy conservation on a rollercoaster2 min

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

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

6.4.3. Example: Non-Conservative Forces

6.4.4. Practice: Conservative Forces

6.5.1. Conservation of Energy9 min

6.5.2. Example: Work Done by Friction12 min

6.5.3. Practice13 min

6.6.1. Power3 min

6.6.2. Example: Power in Lifting4 min

6.6.3. Practice: Towing a Car7 min

6.7.1. Chemical (Food) Energy7 min

6.7.2. Example: Food Energy

6.7.3. Practice: Converting Food to Kinetic Energy

6.8.1. Mechanical Work13 min

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

6.8.3. Practice: Work Done by Varying Force

6.9.1. Work-Energy theorem Theory

6.9.2. The Work-Energy Theorem7 min

7. Impulse and Momentum

2.1hr

7.1.1. Momentum and Impulse (Basic)3 min

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

7.1.3. Example: Impulse on a Soccer Ball3 min

7.1.4. Practice: Impulse on a Ball Hitting Wall11 min

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

7.2.1. Conservation of momentum12 min

7.2.2. Example: Collision2 min

7.2.3. Practice: Conservation of Momentum - 2 Carts8 min

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

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

7.3.1. Elastic Collision3 min

7.3.2. Elastic Collision with One Object Initially at Rest12 min

7.3.3. Inelastic Collision3 min

7.3.4. Perfectly Inelastic Collision4 min

7.3.5. Example: Inelastic Collision8 min

7.3.6. Practice: Inelastic Collisions4 min

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

7.4.1. Momentum and Impulse3 min

7.4.2. Momentum Conservation in 2D Collisions5 min

7.4.3. Example: Shell Explosion

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

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

7.5.1. Center of Mass7 min

7.5.2. Center of Mass of Complicated Objects5 min

7.5.4. Practice5 min

8. Rotational Dynamics

2.8hr

8.1.1. Torque14 min

8.1.2. Example: Torrque5 min

8.1.3. Practice: Torque9 min

8.2.1. Static Equilibrium3 min

8.2.2. Example15 min

8.2.3. Practice13 min

8.3.1. Center of Mass7 min

8.3.2. Center of Mass of Complicated Objects5 min

8.3.3. Concept Clarifier2 min

8.3.4. Example: Centre of mass of 3 particles3 min

8.3.5. Practice5 min

8.4.1. Rotational Analog of Newton's Second Law2 min

8.4.2. Moment of Inertia of Discrete Particles3 min

8.4.3. Moment of Inertia3 min

8.4.4. Example: Rotating Rod7 min

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

8.4.6. Example (Calculus Based)7 min

8.5.1. Kinetic Energy of a Rotating Body4 min

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

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

8.5.4. Rotational Work and Torque6 min

8.5.5. Example6 min

8.6.1. Angular Momentum10 min

8.6.2. Example: Angular Momentum of Pendulum5 min

8.6.3. Conservation of Angular Momentum5 min

8.6.5. Practice5 min

9. Fluids

57min

9.1.1. Density of a Fluid6 min

9.1.2. Pressure8 min

9.1.3. Example6 min

9.1.4. Mass and Density60 sec

9.2.1. Pressure8 min

9.2.2. Example: Gauge Pressure

9.2.3. Practice: Vacuum Lifter

9.2.4. Mass and Density60 sec

9.3.1. Pascal's Principle4 min

9.3.2. Example: Pressure in U-Tube

9.3.3. Practice: U-Tube Filled with Multiple Fluids

9.4.1. Buoyancy9 min

9.4.2. Example: Buoyant Force

9.4.3. Example: Buoyant Force (Tricky!)

9.4.4. Practice: Buoyant Force

9.5.1. Bernoulli's Principle8 min

9.5.2. Flow Rates and Continuity

9.5.3. Example: Venturi System

9.5.4. Practice: Pressure Leaking Tank (Tricky!)

9.6.1. Viscosity5 min

9.6.2. Practice: Viscosity

10. Temperature and Heat

1.4hr

10.1.1. Temperature Scales

10.1.2. Heat3 min

10.1.3. Heat & Temperature

10.1.4. Heat Concept Clarifier6 min

10.2.1. Thermal Equilibrium6 min

10.2.2. Example: Thermal equilibrium59 sec

10.2.3. Practice: Temperature Scales

10.2.4. Example: Temperature Scales

10.3.1. Linear Expansion3 min

10.3.2. Area Expansion6 min

10.3.3. Example: Thermal Expansion5 min

10.3.4. Volume Expansion4 min

10.3.5. Practice: Thermal Expansion10 min

10.4.1. Specific Heat & Calorimetry

10.4.2. Specific Heat & Calorimetry

10.4.3. Specific Heat and Calorimetry15 min

10.5.1. Heat Capacity, specific heat and latent heat of phase change6 min

10.5.2. Phase Change5 min

10.5.3. Phase Change Practice Question 8 min

10.5.4. Example: Heat 11 min

10.5.5. Example: Heat 22 min

10.5.6. Practice: Heat 144 sec

10.5.7. Practice: Heat 24 min

Mock Exams

ME.1. Midterm Exam - Mock Assessment36 Qns

ME.2. PHYS 115: Final - Exam Like Practice Problem Set29 Qns

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