SciShow
Will-o'-the-Wisps and 5 Other Mysteries Science Can Explain
The world doesn't have to be shrouded in mystery to be fascinating! Here are 6 mysteries that science has managed to solve. Chapters View all 1 THE KENTUCKY MEAT SHOWER 2:35 EASTER ISLAND HATS 3:18 EARTHQUAKE LIGHTS 5:53 4 SAILING STONES...
Bozeman Science
Physical and Chemical Changes
Mr. Andersen explains the difference between physical and chemical changes. A brief discussion of chemical reactions and equations is also included.
Curated Video
Airbus Engineers Developed This Genius Invention to Save Pilots and Aircraft
Welcome back to the Fluctus Channel, where we take an in-depth look at the demanding processes behind the assembly and testing of aircraft engines, both for U.S. Air Force operations and commercial aviation. Fluctus is a website and...
Curated Video
Kia Vows To Sell Petrol Models Amid EV Uncertainty
Following Bentley's dramatic shift towards an all-electric future by 2035, KIA UK has given petrolheads a glimmer of hope, promising to keep selling petrol and diesel cars for as long as it is allowed. Watch in for more details!
Curated Video
There are only TWO things that ALL combustion reactions have in common...
Combustion chemical reactions are reactions that burn a fuel. The fuel that is burned is a hydrocarbon and we all know that oxygen is needed for something to burn. So all combustion reactions will have the reactants of a hydrocarbon and...
Curated Video
Quimioluminiscencia
La emisión de luz con muy poco calor como consecuencia de una reacción química.
Twig - Química
Curated Video
Combustión
Reacción química que requiere una fuente inicial de calor, un combustible y un agente oxidante, tal como el oxígeno, y libera energía en forma de calor y, a menudo, luz.
Twig - Química
Curated Video
Metales alcalinos
Grupo altamente reactivo de metales que forman el grupo 1 de la tabla periódica.
Twig - Química
Curated Video
La electricidad: los costes
¿De dónde procede la electricidad que utilizamos? ¿Estamos dañando nuestro medioambiente para mantener las luces encendidas?
Twig - Ciencias de la Tierra - Los recursos de la Tierra - La energía no renovable
Claves de...
Curated Video
Los cambios energéticos en las reacciones
Algunas reacciones absorben energía y otras la liberan. ¿Por qué? ¿Cuáles son algunos ejemplos típicos de cada tipo de reacción?
Twig - Química - Las reacciones - Los cambios energéticos
Claves de aprendizaje
Cuando tiene...
Curated Video
El efecto invernadero
Sin el efecto invernadero, nuestro planeta sería demasiado frío como para poder sobrevivir, pero en la actualidad, este se ha convertido en una de las principales causas del calentamiento global. ¿Qué es el efecto invernadero? ¿por qué...
Curated Video
Las reacciones de oxidación
¿Por qué envolvemos alimentos en papel de aluminio para cocinarlos? ¿Por qué se oxidan los metales? Las reacciones de oxidación lo explican. Descubre que circunstancias han de darse para desencadenar estas reacciones y cómo detenerlas.
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Curated Video
¿Cómo funcionan los fuegos artificiales?
En los fuegos artificiales se combinan varios procesos químicos (desde la combustión hasta la espectroscopia) que derivan en espectáculos de luces impresionantes. Descubre lo que pasa cuando se prende la mecha.
Twig - Química - Las...
Curated Video
El oxígeno y la combustión
Las reacciones de combustión son esenciales: representan una fuente de generación de calor, permitiendo entre otros que cocinemos nuestros alimentos. Asimismo, posibilitan la generación de electricidad y, entre otros, la propulsión de...
Science ABC
What Happens (Chemically) When Wood Burns?
When wood comes in contact with fire, it undergoes thermal degradation, or pyrolysis. The pyrolysis of wood leads to the release of certain volatile gases and the formation of char, which eventually undergoes flaming and glowing...
Science ABC
Gasoline (Petrol) vs Diesel: Which one is better? A Beginners Guide
Gasoline (petrol) and diesel are extracted from the same raw material crude oiland pass through various levels of refinement. Yet, they have different thermal characteristics, making them suitable for very different purposes. For...
Science ABC
Do Cars Really Explode After Collisions Like in Movies?
Contrary to popular belief (as set by movies), cars are not very prone to explosions, and even a car that is on fire is very unlikely to explode. The necessary conditions for an explosion to take place are not met after a car experiences...
Science ABC
Can Fire Burn When There’s No Oxygen?
Yes, fire can burn without oxygen. While oxygen is an important oxidizing agent for combustion, it is not the only one. There are alternative oxidizers such as chlorine, fluorine, and bromine that can also support burning. Furthermore,...
Science ABC
Why Doesn’t Water Burn, Despite Being Made Of Combustible Substances (Hydrogen And Oxygen)?
Water is formed as a result of the combustion of hydrogen. In simple words, water is what you get when you burn hydrogen. So, water doesn’t burn because, in a way, it has already burned. You get ashes when you burn paper; but when you’re...
Science ABC
What Would Happen If The Amount Of Oxygen On Earth Doubled?
If we had twice the amount of oxygen, we have now, several significant changes would occur. Animals would grow larger as the increased oxygen supply would support their growth. Neutrophils, specialized white blood cells, would exhibit an...
Curated Video
Complete combustion
A combustion reaction in which all of the products are fully oxidised and the maximum amount of energy is released. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Bunsen burner
A small gas burner commonly used in laboratories for heating and sterilising. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Curated Video
Chemiluminescence
The release of light with very little heat as the result of a chemical reaction. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Curated Video
Alkali metal
A highly reactive group of metals that make up group one in the periodic table. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...