Curated Video
The Greatest Scientist of All Time: Who Changed Science Forever
New ReviewIn a poll of the 50 of the most respected scientists, only one man was on every list at or near the top - Greatest scientist of all time. The birth of physics starts: Isaac Newton had many discoveries, but perhaps his greatest united the...
Curated Video
How Satellite Energy and Speed Depend on Orbit Radius
Explore how a satellite’s kinetic and potential energy change as it orbits Earth—yet its total mechanical energy stays constant. Learn why speed depends solely on orbital radius, why mass doesn’t matter, and how all this ties into...
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How to Calculate Escape Speed: Derivation of Escape Velocity Formula
Explore the concept of escape velocity with Zog, an alien explorer, as he navigates the gravitational challenges of Planet Xyronis. This engaging story teaches about kinetic energy, gravitational potential energy, and the formula for...
Curated Video
How to Chronograph a Paintball Gun
Howcast - Learn how to chronograph a paintball gun from paintball pro Mike "Pev" Peverill in this Howcast video.
Curated Video
Compressed Air vs. CO2 in Paintball
Howcast - Learn the difference between compressed air and CO2 or carbon dioxide from paintball pro Mike "Pev" Peverill in this Howcast video.
Curated Video
How to Calculate Velocity
Understanding how velocity is calculated is essential if you are to grasp the laws of physics. Learn the calculations necessary to figure it out.
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Defy Gravity on Europe's Fastest Zipline
Fly head first exceeding speeds over 100mph on this extreme adventure in the Snowdonia Mountains in Wales.
Curated Video
Exploring Motion in One Dimension: Position, Velocity, and Acceleration
This content outlines how to analyze the one-dimensional motion of a particle by deriving its velocity and acceleration functions from a given position-time equation. It demonstrates the use of differentiation to calculate the particle's...
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Centripetal Force Explained: Why It's Perpendicular to Velocity
Discover the fundamental reason why centripetal force always acts perpendicular to an object's velocity in circular motion. This video uses a clear visual example to illustrate this key physics concept.
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Car Motion Analysis: Acceleration and Deceleration
This content outlines a two-phase approach to analyze the motion of a car that first accelerates from rest and then decelerates to a stop. It details how to calculate the time taken and distance covered in each phase, using kinematic...
Curated Video
Physics Problem: Net Force from Position Function
This content explains how to determine the net force acting on a particle when its position is given as a time-dependent function. Learn to use differentiation to find velocity and acceleration, then apply Newton's Second Law to...
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Newton's Second Law: Net Force on a Particle (Vector Notation)
Learn to calculate the net force on a particle using Newton's Second Law when its position is given as a time-dependent function. This video covers differentiation to find acceleration and apply it in unit vector notation.
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Analyzing Car's Acceleration on a Circular Path
This content analyzes the motion of a car accelerating on a circular path. It explains how to calculate both the tangential and radial (centripetal) acceleration components, then determine the magnitude of the net acceleration and its...
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Power Generated by a Cyclist Climbing an Incline
This video solves a physics problem calculating the speed a cyclist must maintain to achieve a specific power output while climbing an inclined path. It demonstrates the relationship between power, force, and velocity in a real-world...
Curated Video
Circular Motion Physics: The 3 Equations of Circular Motion
Understand the physics of uniform circular motion, its requirements, and key formulas like centripetal acceleration. Learn real-world examples, distinctions from non-uniform motion, and the derivation of UCM equations
Curated Video
Rolling as Rotation and Translation
Rolling as Rotation and Translation This content explores rolling motion without slipping, a combination of translational and rotational motion. It explains how the center of an object moves linearly while the object simultaneously...
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Constant Acceleration
Master motion under constant acceleration with clear derivations of the kinematic equations (v = v₀ + at, s = v₀t + ½at², etc.). Learn how to apply them to solve motion problems with intuitive visual aids and examples.
Curated Video
Work and Kinetic Energy Theorem
Explore the Work-Energy Theorem and how net work done on an object leads to a change in its kinetic energy. Learn through real-life examples, force analysis, and problem-solving using this core Class 11 Physics principle
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Rotation with Constant Angular Acceleration
This content explores the relationship between linear and angular variables for a rigid body undergoing rotation with constant angular acceleration. It clarifies how concepts like linear speed and acceleration vary with radial distance,...
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Drag Force Physics & Expression for Terminal Velocity
Explore how drag force influences motion through fluids and learn how it leads to terminal velocity. Understand real-world applications, derivations, and the role of shape, size, and speed in Class 11 physics
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Newton's 3 Laws of Motion Explained with Calculations
Finally understand Newton's Laws with clear, step-by-step explanations and simple calculations! This comprehensive guide breaks down all three laws of motion in a way that actually makes sense. You'll learn how to solve force and...
Professor Dave Explains
Linear Second-Order Differential Equations Part 1: Homogeneous Case
After a number of tutorials covering first-order differential equations, it's time to start tackling second-order differential equations. These contain a second derivative term, and they are quite useful in physics. To introduce these,...
Curated Video
Kinetic Energy and Potential Energy Explained - what's the difference??
Energy is all around us. There are two main types of energy - kinetic energy and potential energy. Kinetic energy is the energy of motion and potential energy is stored energy. In this video, we will cover both kinetic and potential...
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How to Calculate Speed and Velocity
In this video, we go over practice problems related to speed and velocity. This video is a follow up video to our concept video on Speed vs. Velocity. Students will learn 1 easy way to solve any speed or velocity problem and perform the...