Curated Video
Protecting Stonehenge: Plans for a Tunnel to Preserve the Ancient Monument
This video discusses the ongoing public inquiry in Britain regarding plans to redevelop and protect Stonehenge, one of the world's most famous ancient monuments. The proposed plan includes the construction of a 2-kilometer tunnel to hide...
Curated Video
The Journey to Glory: The Road to the World Cup Final
This video provides an overview of the World Cup tournament, from the group stage to the knockout stage, leading up to the highly anticipated final match. It highlights the excitement, anticipation, and pressure that teams and fans...
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Qualification Process for the FIFA World Cup: Exploring the Continental Zones
This video provides an overview of the qualification process for the FIFA World Cup, highlighting the different continental zones and the number of spots allocated to each. It explains the qualification process for Africa, Europe,...
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Types of Atheists (Psychology of Atheism Part 1)
Types of Atheists (Psychology of Atheism Part 1)
Curated Video
Who Gets the Best Answers? The Wisdom of Crowds
There aren't many books I recommend unreservedly to professional and business people I work with. But the Wisdom of Crowds is one of them. So, Who does Get the Best Answers? It turns out it isn't anyone. It's certainly not the expert....
Curated Video
Subtracting Linear Expressions
Whether you're just starting out, or need a quick refresher, this is the video for you! Mrs. C will go through how to subtract a linear expression step-by-step. We will show you two different methods, the vertical method and the...
Curated Video
Divergence
The process by which new species or variations within species evolve in populations. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Monomer
A small molecule that can chemically bond in chains or groups to other similar molecules, to form larger molecules called polymers. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Introduction to the Periodic Table
In 1869, Russian scientist Dmitri Mendeleev created the Periodic Table, ordering the naturally occurring elements by their structure and properties. His Periodic Table changed the course of Chemistry forever, and even predicted the...
Curated Video
The Legacy of John Newlands
The story of chemist John Newlands and his theory of the "Law of Octaves" that related chemical elements to notes in the musical scale. Did the scientific community accept his unusual theory and does it hold up to the laws of modern...
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Balanced Diet - Nutrition Essentials
Discover which foods are vital for a healthy diet. What should you be eating, how much, and why? Biology - Healthy Living - Learning Points. You need a balanced diet to be healthy. A balanced diet is varied and contains different amounts...
Curated Video
Vertebrates and invertebrates
There are millions of animals in the world. They are all either vertebrates with a backbone, or invertebrates without a backbone. Living things - Animal kingdom - Grouping animals Learning Points All animals are either vertebrates with a...
Curated Video
Animal groups
By looking for things that are the same, we can group animals! Living things - Animal kingdom - Grouping animals Learning Points We can put animals into groups by looking for similarities and differences. Vertebrates can be divided into...
Curated Video
Constellations - Star Patterns
Take a trip across the night sky and find out about the constellations. Physical processes -The Earth and beyond - Beyond our solar system Learning Points Our solar system is in a galaxy called the Milky Way. Solar systems grouped...
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Vertebrates
Find out which groups of animals have backbones. Life processes - Variation and classification - Vertebrates Learning Points Vertebrates are animals with an internal backbone. Vertebrates can be divided into five groups with distinctive...
Curated Video
VSEPR Theory: Learn Molecular Geometry Fast - Chemistry Study Guide
Struggling with VSEPR theory and molecular geometry? This video simplifies the concepts you need to master these essential chemistry topics. Learn how to draw Lewis structures with the correct geometry, understand bond angles, and...
Bedtime History
Native Americans of North America for Kids | Part 1 of 2 | Bedtime History
Part 1 of 2: Dive into the rich and complex history of Native Americans in North America with our latest YouTube video. Explore the diverse cultures, societies, and civilizations that flourished long before European settlers arrived....
Curated Video
Allenes and Optical Activity: A Surprising Twist!
Allenes are compounds with a unique structure characterized by two adjacent double bonds (C=C=C). Despite having no traditional chiral centers, certain substituted allenes can exhibit chirality and optical activity due to their rigid,...
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Conditions for Optical Activity: When Molecules Twist Light
For a molecule to exhibit optical activity, it must be chiral, meaning it has no internal plane of symmetry. Additionally, the solution or compound should not contain equal amounts of enantiomers (racemic mixture), as these cancel out...
Curated Video
Stereoisomerism: Unlocking the Secrets of Molecular Twins
Stereoisomerism refers to isomers that have the same molecular formula and connectivity but differ in the three-dimensional arrangement of their atoms. This type of isomerism includes both geometrical isomers and optical isomers....
Curated Video
Electron Withdrawal (-M): The Nitrobenzene Effect
The -M effect involves electron withdrawal through resonance. In nitrobenzene, the nitro group pulls electron density away from the benzene ring, decreasing electron density and making the ring less reactive in electrophilic substitution...
Curated Video
Mesomeric Effect (+M): How Phenol Releases Electrons
The +M effect refers to electron donation through resonance, as seen in phenol where the hydroxyl group donates electrons into the benzene ring. This increases electron density in the ring and impacts reactivity and acidity
Curated Video
Acid Strength and the Inductive Effect: What’s the Connection?
The strength of an acid is often influenced by the inductive effect. Electron-withdrawing groups attached to an acid molecule can stabilize the negative charge on the conjugate base, increasing acid strength. Conversely,...
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Electron Push and Pull: Inductive Effects Explained
The inductive effect is all about how atoms in a molecule affect electron distribution. Electron-withdrawing groups, like halogens, pull electrons through sigma bonds, reducing electron density in adjacent atoms. Conversely,...