Professor Dave Explains
Practice Problem: Launching Things With Springs
You're a mischievous little physicist, aren't you? Well I guess there's no harm in projecting a toy into the air, especially if it's part of your scientific research. Given a spring constant and some other information, how high will this...
Flipping Physics
Work Energy Theorem Example Problem
A 5.0 kg mass experiences a net force causing the object to go from an initial velocity of 4.0 i - 3.0 j m/s to a final velocity of 2.0 i + 6.0 j m/s. What is the net work acting on the mass during this event? Want Lecture Notes?...
Curated Video
Understanding Convection: The Transfer of Thermal Energy in Liquids and Gases
The video discusses the concept of convection as a mechanism of thermal energy transfer in fluids. It explains how convection currents are formed due to temperature differences and particle movement in liquids and gases. The video also...
Curated Video
Nuclear Fission and Nuclear Power Stations
This video is a lecture on nuclear fission and how nuclear power stations utilize it to produce energy. The video explains the concept of fission, the materials used for fission, and how the reaction occurs. The video also covers the...
Catalyst University
Particle in a Finite Potential Well: Quantum Tunneling
Particle in a Finite Potential Well: Quantum Tunneling
Virtually Passed
Mechanical Energy example spring compression
This video covers a basic example which involves the work energy equation.
Curated Video
Water and Diffusion - The Chemistry of Life
In this section, I talk about the properties of water, and what makes it unique. I talk about hydrogen bonds that result from the polar nature of water and why ice floats.
I also deal with diffusion and go into the 3 factors that affect...
Science360
Newton's Third Law of Motion - Science of NFL Football
"Science of NFL Football" is a 10-part video series funded by the National Science Foundation and produced in partnership with the National Football League. In this segment, NBC's Lester Holt breaks down Isaac Newton's Third Law of...
Curated Video
Braking Distance and Kinetic Energy: Calculation and Strategies
This is a lecture video on braking distance and kinetic energy. The video discusses how to calculate the braking distance of an object by using equations for the work done by a force and the kinetic energy of a moving object. It explains...
Flipping Physics
AP Physics 1: Linear Momentum and Impulse Review
Review of the topics of Linear Momentum and Impulse covered in the AP Physics 1 curriculum.
Virtually Passed
Work Energy proof part 3 - Elastic Energy
In this video I prove (in the 1D case) that the work done by a spring on a particle is equal to the change in elastic energy.
Curated Video
Understanding Energy Transfers with Sankey Diagrams
This video is about Sankey diagrams and how they can be used to represent energy transfers in a system or process. The video uses examples such as a car engine and a light bulb to explain how energy can be transferred and wasted in...
Wonderscape
Science Kids: Physics of Roller Coasters
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...
Curated Video
Nuclear Fission and Fusion: Release of Energy from Atomic Nuclei
The video explains two processes involving atomic nuclei that release large amounts of energy - nuclear fission and nuclear fusion. The video explains how uranium 235 can be made to undergo nuclear fission and also discusses the concept...
Curated Video
Introduction to Gas Pressure and its Relation to Temperature and Volume
This video is a lecture presentation that explains the concept of gas pressure. The presentation then explores how temperature and volume affect gas pressure. The presentation concludes by discussing the balance of forces and pressure...
Curated Video
Energy Dissipation and Efficiency: Understanding the Relationship between Input and Output Energy
This video is a lecture about energy dissipation and efficiency. It begins by defining what efficiency means in energy transfer processes and how it is calculated. The video provides examples of calculating efficiencies in different...
Professor Dave Explains
Elastic and Inelastic Collisions
When you take a shot on a pool table or tackle someone in a football game, you're participating in a collision. But the two events we just mentioned are totally different kinds of collisions! We have to learn the varieties and what they...
Flipping Physics
Moment of Inertia Introduction and Rotational Kinetic Energy Derivation
The concept of kinetic energy applied to a stationary, rotating wheel is used to define Moment of Inertia and derive Rotational Kinetic Energy. Moment of Inertia is demonstrated.
Professor Dave Explains
The Quantum Harmonic Oscillator Part 3: Interpretation and Application
With the Schrödinger equation for the quantum harmonic oscillator solved, we are ready to analyze and interpret our results. What can we learn from the probability density function? How does the probability of finding a quantum particle...
Curated Video
Energy Transfers and Transformations in Different Systems
This video discusses energy transfers within different systems. It provides five examples, including the energy transfer when a ball is projected vertically upwards, when a moving object hits an obstacle, when brakes are applied to slow...