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Curated Video
Alcohol
Compuesto orgánico que contiene un grupo hidroxilo (OH-) unido a un átomo de carbono. <br/<br/>>
Twig - Química
Twig - Química
Curated Video
Desnaturalizar
Cambiar la forma de una molécula de proteína o aminoácido, interrumpiendo su actividad biológica normal sin alterarla químicamente. <br/<br/>>
Twig - Química
Twig - Química
Curated Video
Lípido
Molécula orgánica que tiene cadenas largas o anillos de carbono y que tiende a ser insoluble en agua, aunque es soluble en disolventes orgánicos. <br/<br/>>
Twig - Química
Twig - Química
Curated Video
Soluble
Término que indica que una sustancia puede disolverse en otra; una sustancia puede ser soluble en un líquido e insoluble en otro. <br/<br/>>
Twig - Química
Twig - Química
Curated Video
Pigmento
Sustancia seca de color que puede utilizarse para dar color a pinturas, plásticos y otros materiales. <br/<br/>>
Twig - Química
Twig - Química
Curated Video
Precipitado (química)
Sólido que se forma en una disolución líquida. <br/<br/>>
Twig - Química
Twig - Química
Curated Video
Filtración: lo que une al café y al papel
Descubre qué tienen en común un cuaderno escolar y una taza de café recién hecho.
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Twig - Los procesos de los materiales - Separación de las mezclas - Separación por f
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tración
C
laves de aprendizaje
...
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Twig - Los procesos de los materiales - Separación de las mezclas - Separación por f
il
tración
C
laves de aprendizaje
...
Curated Video
Filtración en el ISS
¿Cómo beben agua reciclada de su propia orina los astronautas de la Estación Espacial Internacional?
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Twig - Los procesos de los materiales - Separación de las mezclas - Separación por f
il
tración
C
laves de...
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Twig - Los procesos de los materiales - Separación de las mezclas - Separación por f
il
tración
C
laves de...
Curated Video
¿Cómo se obtiene la sal?
La sal se encuentra en los mares y en la superficie de la Tierra. ¿Cómo se extrae la sal y se separa de los materiales con los que está mezclada?
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Twig - Química - Los átomos y los enlaces - Los estados de l
a...
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Twig - Química - Los átomos y los enlaces - Los estados de l
a...
Curated Video
Las disoluciones
¿Por qué y cómo se disuelven las sustancias? Descubre lo que pasa cuando se crea una disolución.
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Twig - Química - Los átomos y los enlaces - Los estados de l
a
materia
C
laves de aprendizaje
Una...
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Twig - Química - Los átomos y los enlaces - Los estados de l
a
materia
C
laves de aprendizaje
Una...
Science ABC
What Happens To Your Hair After You Die?
Hair resists decay even after death due to keratin, a structural protein. The structure and chemical composition of keratin make it difficult for organisms to break it down. Hair outlasts most other soft tissues due to the insoluble and...
Curated Video
Covalent bond
A strong chemical bond formed when atoms share pairs of electrons, forming molecules.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Insoluble
A substance that cannot dissolve.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
Denature
To change the shape of a protein or amino acid molecule, disrupting its normal biological activity, but without changing it chemically.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60...
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60...
Curated Video
Pigment
A dry coloured substance that can be used to give colour to paints, plastics and other materials.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise...
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br/>
A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise...
Curated Video
Precipitate
A solid that forms in a liquid solution.
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br/>
A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
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br/>
A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
Alcohol
An organic compound containing a hydroxyl group (OH) bound to a carbon atom.
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br/>
A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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br/>
A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Lipids
Organic molecules that contain long carbon chains or rings and which tend to be insoluble in water, though soluble in organic solvents.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60...
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60...
Curated Video
Solutions
Why and how do substances dissolve? Discover what happens when you create a solution. Chemistry - Atoms And Bonding - Learning Points. A solution is the mixture formed when a solid dissolves in a liquid. A solvent is a liquid that can...
Curated Video
Filtration and Evaporation
We use filtration and evaporation to separate out a mixture of water, sand and salt. The sand is removed using filtration, as it did not dissolve in the water. The remaining solution is heated until the water evaporates, leaving behind...
Curated Video
Ferrofluids
We compare the properties of three iron mixtures: iron and water, iron and oil and a ferrofluid - a mixture of compounds containing iron and oil. First, we look at how iron filings behave when mixed with water and then oil. We then hold...
Curated Video
Salt: Separating Mixtures
Salt is found in the oceans and Earth's surface. How do we collect this salt and separate it from the materials it is mixed with? Chemistry - Atoms And Bonding - Learning Points. Salt is found in oceans, lakes and underground rock beds....
Curated Video
Soluble
Any substance that can dissolve in another is said to be soluble; though a substance may be soluble in one liquid but insoluble in another. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...