Curated Video
Feynman's Belt
Nobel Laureate David Politzer, Caltech, recalls a memorable discussion with the celebrated physicist Richard Feynman who uses his belt to demonstrate the spin-statistics theorem of quantum physics.
Curated Video
Probing an Unexpected Symmetry
Paul Steinhardt (Princeton) describes how his early investigations into amorphous metals revealed a surprising icosahedral symmetry which led him on the road towards quasicrystals.
Curated Video
Congruent Figures and Symmetry
A video entitled “Congruent Figures and Symmetry” which models how to determine if figures are congruent and where lines of symmetry can be drawn.
Why U
Algebra 92 - Rational Functions and Holes
In the previous lecture, we saw examples of x values that cause a rational function's numerator to be zero, where those x values produce x-axis intercepts in the function's graph. We also saw x values that cause denominator zeros that...
Flipping Physics
2017 #1 Free Response Question - AP Physics 1 - Exam Solution
My solutions to Free Response Question #1 from the 2017 AP Physics 1 Exam. This is an electric circuits question about ranking electric potential differences and electric power. Also included are my reflections on how to get perform...
Curated Video
Geometry: Finding the Coordinates of a Point in a Rectangle
This video shows the process for solving the problem presented in SATs 2022 Paper 3 Q21, which involves finding the coordinates of a point in a rectangle. Specifically, we will examine two identical rectangles, each with a length that is...
Catalyst University
Catabolism of Glutaryl-S-CoA to Acetyl-S-CoA
Catabolism of Glutaryl-S-CoA to Acetyl-S-CoA
Catalyst University
Catabolism of Aminomuconate Semialdehyde to Glutaryl-S-CoA
Catabolism of Aminomuconate Semialdehyde to Glutaryl-S-CoA
Curated Video
Using Math to Solve Billiards Angle Problems
This video lesson teaches students how to use math to solve problems in billiards by applying angle relationships. It demonstrates how to write and solve equations to determine the angle of departure when a pool ball hits the side of the...
Curated Video
Understanding the Influence of Multiplying Equations by Constants on Graphs
In this video, the teacher explains how multiplying an equation by a constant affects the equation and its graph. They define constants and variables, and show how multiplying every term in an equation by a constant produces an...
Curated Video
Comparing Fractions with Different Numerators and Denominators Using Area Models
In this video, we demonstrate how to create area models for different fractions and compares them to the benchmark of 1 to determine their relative sizes. By using this visual method, students can easily understand and compare fractions,...
Curated Video
Completing the Square: Using an Area Model to Rewrite Quadratic Expressions
Learn how to rewrite a quadratic expression so that all of the variable terms are contained in a perfect square. We explore this process using area blocks and show how to complete the square in an expression. We also emphasizes the...
Catalyst University
What's the Deal with Induced Pleuripotent Stem Cells (iPSCs)?
In this video, we explore... [1] a brief history of Embryonic Stem Cells (ESCs) [2] basics of how Induced Pleuripotent Stem Cells (iPSCs) were made [3] basic applications of IPSCs
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Congruent - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Healthcare Triage
How Accurate are Mail-in DNA Tests?
Mail-in DNA tests have been in the news recently. Test results can be over the map, with even identical twins getting some widely variable results. What's the deal with that?
Curated Video
Emission and Absorption of Infrared Radiation: Comparing Surfaces as Absorbers Experiment
The video is the second lecture presentation on the emission and absorption of infrared radiation. The presenter discusses the nature of infrared radiation and how it is absorbed and emitted by various surfaces. They then introduce an...
Extra English Practice
Learning English - How To Tell The Difference Between The 'B And P' Sound
Can you hear the difference between "big" and "pig"? Learn how to pronounce these sounds in this video. The /p/ and /b/ sounds are similar and easy to confuse, especially for Arabic speakers. Watch Misha and Larissa explain the...
FuseSchool
Similar & Congruent Shapes
In this video we are going to look at Similar and Congruent shapes. Similar and Congruent shapes are seen throughout designs and make it much easier. In this image, only two shapes have been drawn and then by changing the size and...
Curated Video
Understanding Mitosis: Cell Division and Reproduction
This video explains the process of mitosis, which is the type of cell division that produces new body cells for growth and repair in multicellular organisms. The video first introduces the key terminology and technology of chromosomes...
ACDC Leadership
Classroom Activity- The Four Market Structures Candy Simulation
The best way to learn something is to do it! Here is another experiencial learning activity for economics that you can do with your students. It will help your students understand and explain the difference between the four market...
Why U
Algebra 59 - A Geometric View of Gauss-Jordan with Dependent Systems
This lecture examines an example of Gauss-Jordan elimination on a dependent system from Algebra chapter 58, and follows how the planes are geometrically transformed step by step, from a system of three planes, representing three...
Curated Video
Python for Network Forensics 3.5: Reading the Journal
In this video, we will continue our experimentation with reading and parsing system logs. • Further interact with the Systemd journal • Use our Python skills to effectively parse information regarding system events • Narrow down events...
Professor Dave Explains
Present Subjunctive Tense in Italian: Congiuntivo Presente
Subjunctive tenses.