MinutePhysics
Einstein's Proof of E=mc2
Ever wonder how Einstein proved E=mc2? This is how. Pi day (3.14) is Albert Einstein's Birthday! To celebrate, we'll explain 4 of his most groundbreaking papers from 1905, when he was just 26 years old
MinutePhysics
Relativity of Simultaneity | Special Relativity Ch. 4
The previous videos in this series: Chapter 1: Why Relativity is Hard Chapter 2: Spacetime Diagrams Chapter 3: Lorentz Transformations This video is chapter 4 in my series on special relativity, and it covers how things that appear...
Curated Video
GCSE Maths - What Are Simultaneous Equations #60
This video covers how to solve simultaneous equations. This is where you have two equations that both have 2 unknown variables, like the equations 2a + b = 5 and 3a + 2b = 9. The only way to solve these and find the missing variables (a...
Curated Video
GCSE Maths - How to Solve Simultaneous Equations Using Graphs #61
This video covers how to solve linear simultaneous equations using graphs. One way to solve simultaneous equations is by plotting them both on a graph and finding the point where they cross. The coordinates of this point will be the...
KnowMo
Introduction to Simultaneous Equations and Methods for Solving Them
The video is a lecture presentation on the topic of simultaneous equations. The presenter explains what simultaneous equations are and gives examples of how they are used in real-life scenarios. The viewer is introduced to the two...
KnowMo
Solving Quadratic Simultaneous Equations by Substitution and Factorization
This video is a lecture presentation on how to solve quadratic simultaneous equations. The tutor explains what a quadratic equation is and how to identify it in simultaneous equations. The substitution method is used to solve these...
Curated Video
Solving Simultaneous Equations with a Quadratic: The Substitution Method and the Discriminant
This video is a lecture presentation on how to solve simultaneous equations involving a quadratic. The speaker explains what simultaneous equations are and how they involve two or more unknowns with the same values in each equation. They...
Curated Video
Using Systems of Equations to Model Real Life Situations
In this lesson, students will learn how to use a system of linear equations to model and solve real-life problems. They will understand that a system of equations is a set of two or more equations with the same unknown values,...
KnowMo
Solving Simultaneous Equations: Elimination and Substitution Methods
The video explains how to solve simultaneous equations using different methods such as elimination and substitution. The video first explains the concept of simultaneous equations and the importance of getting matching coefficients. It...
Guinness World Records
Robot Dance Party!
In this video, 1,372 robots dance together. What is involved in creating these dance moves, and how do they dance simultaneously? This video could prompt a discussion about robot identity and the role of robots in society.
Bloomberg
China Holds Urgent Meetings With Economists, Business Executives
"Urgency" is the word now most associate with China's efforts to shore up its sagging economy. Sources have told Bloomberg that Chinese officials are now soliciting advice from economist and business leaders, even foreign ones, on how to...
Getty Images
Fruit bats (family Pteropodidae) females, all react simultaneously, Israel
Fruit bats (family Pteropodidae) females, all react simultaneously, Israel
Getty Images
Flock of Starlings (family Sturnidae) roosting in tree, all taking off and flying simultaneously, Israel
Flock of Starlings (family Sturnidae) roosting in tree, all taking off and flying simultaneously, Israel
AFP News Agency
CLEAN : Black Tuesday as France grapples with taxi aviation strikes
CLEAN : Black Tuesday as France grapples with taxi aviation strikes
Getty Images
ARCHIVAL Time lapse - MCU people walking in front of bank of television screens in Electrical Goods Store
ARCHIVAL Time lapse - MCU people walking in front of bank of television screens in Electrical Goods Store
AFP News Agency
CLEAN : Cambodian restaurant among the targets of the Paris attacks
CLEAN : Cambodian restaurant among the targets of the Paris attacks
AFP News Agency
CLEAN : France declares state of emergency after terror attacks
CLEAN : France declares state of emergency after terror attacks
AFP News Agency
CLEAN : Paris attacks citizens given safety recommendations
CLEAN : Paris attacks citizens given safety recommendations
AFP News Agency
CLEAN : 433 hot air balloons soar into the record books
CLEAN : 433 hot air balloons soar into the record books
AFP News Agency
CLEAN : Clear up begins after Taliban suicide attacks in Kabul
The clear up operation begins in Kabul after simultaneous Taliban suicide assaults on two security compounds killed 16 people on Wednesday
Bloomberg
Brainwriting: How to Neutralize the Loudmouths
Brainstorming sessions won't be effective if they're dominated by a few vocal people. Kellogg School of Management professor Leigh Thompson shows you how to ensure that all ideas are heard.
Sherman Grinberg Film Library
General Dwight D Eisenhower appears before the Senate Military Affairs Committee
SOT Eisenhower, wearing eyeglasses, reads a statement about the need for a more unified and cohesive military / VS those in assembly / SOT Eisenhower discusses the nation's security / CU SOT Eisenhower: armed services supplement each...
AFP News Agency
VOICED : Afganistan: 23 muertos en atentados
VOICED : Afganistan: 23 muertos en atentados
AFP News Agency
CLEAN : Simulated attack tests Stade de France security ahead of Euro
CLEAN : Simulated attack tests Stade de France security ahead of Euro