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0:52Why a Scale Reads Zero in Free Fall
0:45Why Rockets Throw Themselves Away
0:58Can You Block Gravity?
0:59Does Earth Move When an Apple Falls?
0:58Is −25 m/s > 0 m/s?
0:57Why Satellite Speed Doesn’t Depend on Mass
0:58Why a Banked Curve Only Works at One Speed
0:54Can Positive Acceleration Reduce Velocity?
0:59Hooke’s Law: Change in Length, Not the Length
0:56Inertia vs. Momentum
0:54Can a Force Add Kinetic Energy Yet Do No Work?
0:59Phase Angle in SHM
CURRICULUM
Motion in a Straight Line
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- What is Gravitational Acceleration (0:57)
- Velocity & Acceleration at the Top (motion under gravity) (0:40)
- Can Positive Acceleration Reduce Velocity? (0:54)
- Distance Vs. Displacement: 6 Key Differences (0:53)
- Velocity Vs. Speed: Key Differences (0:44)
- Instantaneous Velocity (0:56)
- Direction of Acceleration (0:52)
- What does Positive Acceleration Mean (0:51)
- Is Minus 25 m/s > 0 m/s (0:58)
- Kinematics: Decoding Flat Lines on x-t vs. v-t Graphs (0:59)
- Velocity Time Graph and Position Time Graph (0:59)
- Integration Visualized
- Frames of Reference and Relative Velocity (0:57)
- Reference Frames in Kinematics (0:59)
- Normal Force vs Weight: Why Fₙ ≠ mg (0:59)
Vectors in Physics: Concept Busters in < 60 sec
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- Unlock Your Full Potential in Physics: A Special Message for You!
- Dot Product of Two Vectors (and Which Angle to Take) (0:45)
- Dot Product of Force and Displacement = Work Done (0:52)
- Using Dot Product to Find Work Done When the Force is at an Angle to Displacement (0:58)
- How to Find the Correct Direction of Cross Product of Two Vectors (0:59)
- Parallelogram Law of Cross Product of Two Vectors (0:59)
- How to Find Torque Using Cross Product (0:47)
- Which Angle to Use While Finding Cross Product of Two Vectors (0:31)
- The Vector Gangsters! (& The Right Hand Rules!) (0:12)
Motion in Two Dimensions
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- Components of Acceleration - Parallel to Velocity and Perpendicular to Velocity (0:55)
- Average Velocity Between Two Points Using Vectors (0:56)
- Projectile Motion - Bullet and the Monkey (0:39)
- What is Position Vector? (0:46)
- What is Reference Frame in Physics (0:58)
- When is Instantaneous Velocity = Average Velocity (0:57)
- Velocity Vector and its Components (0:58)
- Projectile Motion and Time of Horizontal Flight (0:57)
- Projectile Motion at Complementary Angles (0:52)
- Range in Projectile Motion (0:43)
- Three Conditions for Circular Motion to Happen (0:28)
- Concept Demonstrated: Centripetal Force Using a Spinning Ball and a String (0:11)
Newton's Laws of Motion
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- Newton's First Law of Motion: The Law of Inertia (0:54)
- Newton's First Law of Motion: Law of Inertia (Example II) (0:48)
- Newton's First Law of Motion: The Law of Inertia (Example III) (0:51)
- Newton's Second Law of Motion: Understanding F = ma (0:45)
- How to Use F = ma: Direction of Forces and Components (0:54)
- How to Use Newton's Second Law of Motion Equation F = ma (0:36)
- Decoding the Dynamics: Mass, Force, and Acceleration (0:29)
- Sliding Book: Exploring Friction and Motion Dynamics (0:38)
- Unraveling the Mysteries of Tension Force (0:58)
- Mastering Free Body Diagrams: Avoiding Common Pitfalls (0:28)
- Understanding Acceleration in Connected Systems (0:30)
- Determining Tension in a Three-Body System (0:57)
- Mastering Free Body Diagrams: Marking Forces Accurately (0:46)
- How to Calculate Apparent Weight in an Elevator at Constant Velocity (0:47)
- Unlocking Newton's Third Law: Understanding Action and Reaction Forces (0:59)
- Newton's 3rd Law Pairs: They Always Act on Different Bodies (0:26)
- Does the Earth Move when an Apple Falls? (0:55)
- The Dynamics of Drag Force and Terminal Velocity (0:12)
- The Art of Minimizing Drag in Skiing (0:26)
- The Journey to Terminal Velocity (0:36)
- How Centripetal Force Curves Motion (0:58)
- Navigating the Curves: The Physics of Centripetal Force and Circular Motion (0:58)
- The Art of Vertical Circular Motion (0:59)
- Weight of 1 Kg Mass, 2000 KM Above the Earth (0:25)
- Visualizing mgSinθ (0:37)
- Newton's 1st Law: Rest is Best (0:10)
- Newton's 1st Law in Nature (Courtesy @explaining.astrophysics) (0:28)
- Inertia vs. Momentum: Why Speed Doesn't Matter for Inertia (0:56)
- Newton's First Law of Motion: Why Constant Velocity Means Zero Net Force (Even When Moving) (0:52)
- Why Zero Net Force Doesn't Mean Zero Speed — Newton's Second Law | AP Physics 1 (0:59)
- Why a Scale Reads Zero in Free Fall: Apparent Weight vs. True Weight (0:52)
- Understanding Terminal Velocity: Why Zero Acceleration Doesn't Mean Zero Speed (1:00)
- Why a Banked Curve Only Works at One Speed — v = √(gR·tanθ) (0:58)
- Conical vs. Simple Pendulum: Why the Circle Always Wins
- Hooke's Law: Change in Length, Not the Length (0:59)
Static and Dynamic (Kinetic) Friction
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Gravitation
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Oscillations and Simple Harmonic Motion (SHM)
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- Visual SHM Tutorial: Turning Oscillations into a Sine Wave (1:00)
- Phase Angle in SHM — The Most Misunderstood Concept (0:59)
- SHM Graphs : Visualizing Displacement, Velocity, and Acceleration (2:36)
- Simple Harmonic Motion : Why the Mass Doesn't Stop at Equilibrium (2:52)
- Simple Pendulum Derivation : Proving the Small Angle Approximation (0:57)
- SHM Equations : When to use Sine vs Cosine (0:59)
- Period of a Pendulum : Does Gravity Control Time? (1:00)
- Angular Frequency : Why we use Circles for Linear Motion (0:59)
- Damped Harmonic Motion : SHM with Friction and the Envelope Trick (0:59)
- Damped Frequency : Why Friction Makes Oscillations Slower (0:59)
- Damped Oscillations : Underdamped vs Overdamped vs Critical Damping (0:59)
- Deriving Wave Speed via Newton’s Second Law: Why v = √(t/μ) Excludes Frequency (0:55)
- The Physics of Guitar Tuning: Mastering Wave Speed vs. Linear Density (0:54)
Waves
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Work Power and Energy
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- Equal Force, Unequal Mass: Can Two Iceboats Share the Same Kinetic Energy? (0:54)
- Positive, Zero or Negative Work? It's All in the Angle (0:57)
- The Work-Energy Theorem in Action (0:20)
- Work-energy theorem - Why the Soft Catch Never Stings (0:59)
- Why No Work is Done When Motion and Force are Perpendicular (0:48)
- Spring Force: Exploring Work Done by Variable Forces (0:10)
- Work Done by a Spring: Why the Second Metre Costs 3× the Work (0:59)
- Power in Vertical Circular Motion: Is it Positive, Negative or Zero (0:53)
- Friction: Why It's a Non-Conservative Force? (0:53)
- Conservative Forces are Path Independent (0:37)
- How to Determine if a Force is Conservative (0:56)
- Understanding Zero Work by Conservative Forces in Closed Paths (0:29)
- Non Conservative Forces: Exploring the Role of Friction and Drag in Physics (0:49)
- Gravity Simplified: Understanding Work and Energy Conservation with Conservative Forces (0:52)
- Can Non-Conservative Forces Increase Mechanical Energy? (0:36)
- Understanding Energy Transformation: Work, Potential Energy, and Kinetic Energy (0:58)
- Can a Force Increase Kinetic Energy, Yet do No Work (0:54)
Center of Mass, Linear Momentum and Rotation
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- The Secrets of Center of Mass: How Symmetry Simplifies Physics (0:50)
- Momentum vs. Kinetic Energy: Which Ball is Easier to Catch? (0:58)
- Force and Impulse: Exploring the Area Under the Curve (0:31)
- Comparing Momentum: Which Iceboat Finishes with Greater Momentum? (0:57)
- Which Ball is Easier to Catch (0:58)
- Area Under Force Time Graph (Impulse and Momentum) (0:31)
- Momentum and Impulse of Two Boats (0:57)
- Does Acceleration of a Rocket Change? (0:49)
- Does the Rocket Push Against Earth During Upward Thrust (0:44)
- Mastering Angular Position: Revolution and Radians Explained (0:39)
- Understanding Rotational Inertia: Why Some Rotations Are Harder Than Others (0:49)
- How to Use the Parallel Axis Theorem (0:58)
- The Science Behind Door Handles: How Torque Makes Opening Easier (0:58)
- What Causes Rolling Friction? Surface Deformation & the Torque It Creates (0:55)
- Rolling Down an Incline: How Moment of Inertia Determines Speed (1:00)
Electricity
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Gravitation
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- Why is Gravitational Potential Energy Negative? (1:00)
- What Is the Gravitational Force Between Two People? | Surprising Physics (0:31)
- Why Satellite Speed Doesn’t Depend on Mass | Orbital Velocity & Weightlessness Explained (0:57)
- Newton's Third Law in Gravity: Why the Apple and Earth Pull with Equal Force (0:59)
- Can You Block Gravity? Understanding Gravitational Superposition and Net Force (0:58)
- Why Heavy and Light Objects Fall at the Same Rate: Inertia and Gravity Explained (0:45)
- Gravitational Potential Energy (U = -GMm/r): Why 'r' is Not Altitude (0:58)
- Why is Gravitational Potential Energy Negative? (U = -GMm/r) (1:00)
- Why Rockets Throw Themselves Away (0:45)
Fluid Mechanics
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Cross Product of 2 Vectors
(& Direction of the Resultant Vector)
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