Dive into the physics behind roller coasters, understanding how gravity, speed, velocity, and energy principles make these thrilling rides possible. Learn about gravitational potential energy and kinetic energy, key factors in roller...

In this video, we delve into a practical example to understand the buoyant force acting on submerged objects. We explore the physics behind a wood cylinder submerged in water, calculating the buoyant force and discussing common...

In this physics lesson, we dive into the concept of buoyant force by analyzing a hypothetical cube submerged in a fluid. We derive the equation for buoyant force, which is the upward force exerted on an object in a fluid, equal to the...

This videos covers:

- What gravi
ty is
- What the strength of gravity
depends on
- How to ca
lculate weight
- How to calculate gravitation

al potential
energy

General info:
- You need to...

This video examines the force of gravity and looks at its critical role in the formation of the sun and planets of our solar system.

This video offers a more in depth look at how nuclear fusion occurs in the Sun.

AP Physics C: Electricity and Magnetism review of Electric Potential including: derivation of electric potential energy, derivation of electric potential and electric potential difference, a discussion of the electronvolt, electric...

This video shows how to prove that the electric field outside a uniformly charged sphere is the same as if the charged sphere were a point particle. Using Gauss' law, the electric field is shown to be constant and dependent only on the...

Lesson 18 (Electric Charge and Light) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need a review of AP Physics concepts before the exam? This course is for you!...

This video provides an overview of non-contact forces, such as gravitational, electric, and magnetic forces, explaining how they act at a distance without physical contact between objects. It covers the concepts of force magnitude,...

Dr. Peter Norsk, Senior Research Director and Element Scientist at Baylor College of Medicine based here at NASA, describes the hazard of altered gravity fields and its effects on the human body. This is part four of a five-part series...

Lesson 9 (Work and Energy) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: 1....

Lotus uses her birthday present to uncover another secret about Mark Brent - he’s radioactive! This lesson will introduce the different types of field forces.

Definitions included: force, field force, mass, weight, electric force,...

This video is a lecture on the concept of gravitational field strength and its associated force. The lecturer explains how gravity causes the attraction between all masses and how the strength of the gravitational field around a...

This is a collection video on gravity, which explains the relationship between gravity, weight, and mass. The video defines gravity as a phenomenon causing attraction between all masses and shows how it affects different objects...

Show The Factor by Which Electricity is Stronger than Gravity

Lesson 8 (Gravitation and Orbits) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this...

Review of the Universal Gravitation topics covered in the AP Physics 1 curriculum.

This image, taken with the Hubble Space Telescope, shows a distant galaxy located in the constellation Fornax. It is the largest and one of the most complete Einstein rings ever discovered.



This object’s...

This is a video presentation that discusses the principles of energy. It starts by defining different types of energy stores such as kinetic, gravitational potential, elastic potential, thermal, chemical, electrical, and internal energy....

Earth’s so-called “second moon” will make one final pass this week before floating out into space forever.

Electric fields are introduced. The electric field around a positive and negative point charge are shown and compared to the gravitational field around a planet. Uniform electric fields are shown. The electric field from two...

In this video, the teacher explains the physics behind roller coasters and how engineers design and build them. Topics covered include gravitational potential energy, kinetic energy, conservation of energy, friction, acceleration, and...

A birthday party isn’t complete without cake, music and drama! This lesson will introduce the most common types of contact forces encountered in Physics.

Definitions included: contact force, normal force, friction force, static...