Catalyst University
Biomechanics | Elbow/Biceps Torque Problem #2
Here, I work a basic torque problem at the elbow joint in biomechanics. The following considerations are used. [1] elbow at 90 degrees [2] weight of dumbbell in hand [3] forearm weight is considered
Curated Video
Factors Affecting Stopping Distance of a Vehicle Distance
The video discusses the concept of stopping distance and the factors that affect it, such as thinking distance, braking distance, and speed. The presenter explains how the driver's reaction time, road and weather conditions, and the...
Curated Video
Moment Analysis of Light Beams and Weight Positioning
The video is a lesson on how to calculate the upward forces acting on a light beam that is supported at both ends and has a weight placed on it. The instructor explains the steps involved in analyzing moments to calculate the forces F1...
Curated Video
Force and Extension Experiments: Analyzing Results and Understanding the Relationship
This video is the second lecture presentation on force and extension experiments. The presenter analyzes the results obtained from the previous presentation on the extension of a spring versus the force applied to it. The video goes on...
Rock 'N Learn
Physical Science : Staying Safe In The Lab
Physical Science for Kids is the fun way to learn important facts about physical science and get ready for tests. Take a fascinating journey to the Super Science Station to learn about staying safe in the lab.
Science360
Science of the Winter Olympic Games - Engineering the Half Pipe
Mechanical engineer Brianno Coller, a professor at Northern Illinois University, explains how engineers design the half pipe so that snowboarder Shaun White can get more air time and allow him to perform tricks. Provided by the National...
FuseSchool
Dangers Of Decelerating
Dangers Of Decelerating | Force & Motion | Physics | FuseSchool Have you ever noticed that in a crash, cars seem to compress? This is actually a safety design feature... In this video we will be learning about deceleration, the dangers...
de Dicto
Machine Learning Systems Design with Sara Hooker: Compactness
Are there more semantic reasons behind targeting compactness? Does Sara Hooker believe that deep neural networks are a solution in the long term? Machine Learning Systems Design with Sara Hooker, Part 7
Weird History
1953 CIA Coup That Ruined Iran US Relations
For decades, knowledge of America's role in the 1953 Iran coup, which led to the ejection of the country's democratically elected Prime Minister Mohammad Mossadegh and the installation of a despotic shah, was fragmented and vague....
Curated Video
Momentum and Safety: How Changing Force Can Reduce Damage
This video is a lecture presentation on the topic of momentum and safety. The presenter discusses the relationship between force and rate of change of momentum and provides examples of how changing the force acting on an object during a...
Curated Video
Calculating Turning Effects and Principles of Moments
This video explains how to calculate the turning effect of a force or system of forces, known as moments, and how to apply it to situations where objects are balanced. The video covers the equation for calculating the moment of a force...
Visual Learning Systems
The Solar System: Ancient Astronomers, Gravity, and Planetary Motion
In this video, we learn about ancient astronomers' beliefs regarding the solar system and how they believed Earth was the center with the sun and other bodies revolving around it. It also highlights the role of gravity in keeping the...
Professor Dave Explains
Quantum Gravity and Gravitons: The Search for a Theory of Everything
We've gone through some of the main advancements in modern physics, which brings us to the here and now! What are physicists currently working on? One huge area of interest is developing a quantum field theory for the gravitational...
Upayan Mathkari
WTF is a Kinetic Moment? (Rigid Body Dynamics)
Video explains concept of kinetic moment as taught in engineering dynamics-hibbeler
Let's Tute
Introduction to Vectors and Vector Addition
This video explains the concept of force as a vector quantity with defined direction and magnitude. It demonstrates how forces in opposite directions cancel each other out, and how the parallelogram law of vector addition can be used to...
ATHS Engineering
Statics Practice: Drawing Free Body Diagrams on Trusses
In this video, the teacher explains how to draw free body diagrams for trusses using a specific example and walks through each step of the process.
Hip Hughes History
Russian Invasion: The Situation with Crimea and Russia Explained
With armed separatists taking over airports in Crimea and Russian helicopters seemingly on their way, HipHughes explains what's going on in the growing tensions between Ukraine and Russia.
Curated Video
Non-Colinear Resultant Forces: Effects of Multiple Forces at Angles
The video is a lecture on non-colinear resultant forces and how multiple forces acting on an object at angles to one another can affect it. The speaker initially explains collinear forces and how to find the resultant force. They then...
Catalyst University
Pivot Shift Test | Rationale & Interpretation
In this video, I explain and demonstrate the pivot shift test, a special test used in the assessment of ACL injuries. More specifically, we will cover the procedure, interpretation of results, and its psychometric properties.
Virtually Passed
Pulley example 1
To find the acceleration of the masses and the tension in the cable I recommend the following steps: 1) Draw FBD 2) Define axes 3) Apply newtons 2nd law 4) Find acceleration relationship Since we're dealing with a massless set of pulleys...
Astrum
NASA's First Trained Astronaut in Space
Ham was a special chimp. He was the first hominid in space, beating all humans to that acolade. But did his mission go smoothly? Or is his story a tale of survival against all odds?
Curated Video
Investigating Acceleration and Force: Newton's Second Law of Motion Practical Activity
The video discusses Newton's Second Law of Motion and demonstrates a practical experiment to investigate the relationship between the acceleration of an object and the force acting on it. The video shows the equipment required for the...