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Why Everything in the universe is a spring (kind of). Why everything is a spring. Classical springs like you might have in your mattress have a harmonic oscillation. And this behavior has a quantum...

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How is mass and energy the same thing? What is mass really? If you weigh 80kg and are in a car moving 100km/hr, your energy is equal to about 30000 joules. But did you know that the energy you have standing...

Five areas of physics worth remembering: Classical mechanics, energy and thermodynamics, electromagnetism, Relativity, and Quantum Mechanics. Classical mechanics - two main concepts worth knowing. The first is...

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...

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...

Discover the true meaning behind the gravitational potential energy formula U = –GMm/r. Learn how it explains bound systems, escape energy, and why gravitational energy is always negative — all through clear, intuitive reasoning.

Master Unit 7 Oscillations for AP Physics 1 with this comprehensive review! Dive into the concepts of periodic motion and simple harmonic motion (SHM) as we explore mass-spring systems, pendulums, and energy transformations in SHM....

This video provides a detailed solution to a physics problem involving calculating the work done to pull a hanging chain onto a table. Ideal for Class 11 students, it breaks down the concept of work done against gravity for extended...

This content walks through a multi-step physics problem involving a block sliding down a frictionless surface and undergoing an inelastic collision with a pivoted rod, causing the combined system to swing upwards. It demonstrates the...

This video illustrates the energy conservation principle by solving a physics problem involving a mass connected to a spring on a table, which then pulls a hanging mass via a pulley. It demonstrates how to calculate the speed of the mass...

This video demonstrates the principle of conservation of energy by solving a physics problem that determines the velocity of a ball at two different points during its projectile motion. It illustrates how mechanical energy remains...

This video explains the principle of conservation of energy by solving a problem involving a block moving on a frictionless U-shaped track. It demonstrates how potential and kinetic energy transform, allowing you to calculate the block's...

This content analyzes the motion of a bowling ball as it transitions from sliding to smooth rolling on a lane. It explains the role of kinetic friction in simultaneously causing linear deceleration and angular acceleration. The video...

This video provides a detailed solution to a Grade 11 physics problem involving the work done by a spring force on a box on an inclined plane. It explains how to calculate the work done by the spring as the box moves and the concept of...

This video solves a physics problem calculating the change in potential and kinetic energy of a ball attached to a string as it swings down from a horizontal position, passing through a peg. It demonstrates energy conservation principles...

This video walks through a physics problem to determine the spring constant of a spring and the potential energy stored when it is compressed by a falling object. It demonstrates calculations related to spring forces and energy.

This content analyzes the motion of a solid cylinder rolling down an inclined roof. It uses the conservation of energy to determine the angular speed as it leaves the roof and then applies projectile motion principles to calculate the...

This video demonstrates how to calculate the work done by a spring force as a block falls and compresses a spring. It explains the principles of spring potential energy and its relation to work.

This content delves into the physics of a falling cylindrical chimney, treating it as a thin rod rotating about its base. It uses energy conservation to determine the angular velocity and subsequently calculates the radial and tangential...

This video solves a physics problem demonstrating how to calculate the work done by gravitational force on an object moving along a curved path, and the resulting change in its potential energy.

Understand what makes a force conservative or non-conservative through four clear conditions. Learn how path independence and energy conservation define forces like gravity and contrast with forces like friction.

Learn how work done by forces changes an object’s potential energy and how energy interchanges between kinetic and potential forms. Illustrated with relatable analogies like the banana toss and other examples

Understand how external and non-conservative forces affect mechanical energy. Learn to apply the work-energy theorem and energy statements for Physics students

Explore how potential energy diagrams reveal the interplay between force, position, and energy. Learn to interpret curves, apply F = -dU/dx, and calculate energy transformations using real physics problems.