New ReviewIn this lesson, we explore the electric potential difference between two locations in the electric field of a point charge — one of the most essential concepts in AP Physics and introductory electrostatics. Using a positive point charge...

New ReviewLearn Bernoulli’s Principle with a straw and a ping pong ball. A fun and simple physics demo to see pressure differences in action!

New ReviewA beach ball floating in mid-air, held up by nothing but a leaf blower. It looks like a magic trick — but it's actually Bernoulli's Principle at work. Faster-moving air has lower pressure, so the airstream creates a pressure difference...

Can you blow a ping pong ball out of a funnel? Learn how Bernoulli’s Principle explains why you can't—demonstrated clearly and simply by Mr. P from Flipping Physics.

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.

Explore Newton's Laws of Motion with this physics problem. Determine if a block slides down a vertical wall when pushed by a horizontal force and calculate the wall's reaction force in unit-vector notation.

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...

This physics problem demonstrates how to calculate the work done by the tension force as a cart is pulled up an incline using a rope and pulley system. It covers concepts of work, tension, and inclined planes.

This video explains how the removal of mass affects an object's rotational inertia, demonstrating the calculation of percentage decrease in rotational inertia when an innermost or outermost particle is removed.

This video solves a classic physics problem using the Work-Energy Theorem, demonstrating how to calculate the force exerted on a bullet as it penetrates a block and the additional distance it travels before stopping.

This video analyzes the forces and work done on a person being lifted from a cliff, breaking down the process into different stages of motion. Learn how to apply physics principles to understand a real-world rescue

Learn how to calculate force, work done, kinetic energy, and speed of a box being lowered. This video applies the Work-Energy Theorem to a real-world physics problem, ideal for understanding energy transformations.

This video demonstrates how to calculate the net work done on an object by multiple forces and explains its relationship to the change in kinetic energy. It walks through a solved physics problem, ideal for understanding work-energy...

This video walks through a numerical problem involving rotational motion, specifically calculating acceleration, angular acceleration, and tension in a system with a falling block and a rotating pulley

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 video solves a physics problem calculating the work done by a spring force as it launches a coin horizontally, determining the initial speed of the coin. It's a great example for understanding spring potential energy and its...

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 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 video demonstrates how to calculate the work done by a force and the power generated as an object moves through a given displacement over time. It provides a clear, step-by-step solution to a physics problem involving vectors.

Ever wonder why toast often lands butter-side down? This video explains the rotational motion of a falling object in free fall and calculates the angular speeds required for butter-side down landings

This video provides a step-by-step solution to a physics problem, demonstrating the application of Newton's Laws of Motion and kinematic equations to calculate force, distance, and work done for an object under constant deceleration