Instructional Video0:43
Curated Video

Insoluble

3rd - 8th
Sustancia que no puede disolverse. <br/<br/>>

Twig - Química
Instructional Video0:50
Curated Video

Alcohol

3rd - 8th
Compuesto orgánico que contiene un grupo hidroxilo (OH-) unido a un átomo de carbono. <br/<br/>>

Twig - Química
Instructional Video0:43
Curated Video

Desnaturalizar

3rd - 8th
Cambiar la forma de una molécula de proteína o aminoácido, interrumpiendo su actividad biológica normal sin alterarla químicamente. <br/<br/>>

Twig - Química
Instructional Video0:54
Curated Video

Lípido

3rd - 8th
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
Instructional Video0:45
Curated Video

Soluble

3rd - 8th
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
Instructional Video0:41
Curated Video

Pigmento

3rd - 8th
Sustancia seca de color que puede utilizarse para dar color a pinturas, plásticos y otros materiales. <br/<br/>>

Twig - Química
Instructional Video0:52
Curated Video

Precipitado (química)

3rd - 8th
Sólido que se forma en una disolución líquida. <br/<br/>>

Twig - Química
Instructional Video2:37
Curated Video

Filtración: lo que une al café y al papel

K - 5th
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
il
tración

C
laves de aprendizaje
...
Instructional Video2:51
Curated Video

Filtración en el ISS

K - 5th
¿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...
Instructional Video2:45
Curated Video

¿Cómo se obtiene la sal?

3rd - 8th
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...
Instructional Video2:52
Curated Video

Las disoluciones

3rd - 8th
¿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...
Instructional Video3:19
Science ABC

What Happens To Your Hair After You Die?

Pre-K - Higher Ed
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...
Instructional Video0:47
Curated Video

Covalent bond

6th - 12th
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...
Instructional Video0:43
Curated Video

Insoluble

6th - 12th
A substance that cannot dissolve.
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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...
Instructional Video0:43
Curated Video

Denature

6th - 12th
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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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60...
Instructional Video0:41
Curated Video

Pigment

6th - 12th
A dry coloured substance that can be used to give colour to paints, plastics and other materials.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise...
Instructional Video0:52
Curated Video

Precipitate

6th - 12th
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...
Instructional Video0:50
Curated Video

Alcohol

6th - 12th
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....
Instructional Video0:54
Curated Video

Lipids

6th - 12th
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...
Instructional Video2:52
Curated Video

Solutions

6th - 12th
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...
Instructional Video8:07
Curated Video

Filtration and Evaporation

6th - 12th
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...
Instructional Video7:54
Curated Video

Ferrofluids

6th - 12th
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...
Instructional Video2:45
Curated Video

Salt: Separating Mixtures

6th - 12th
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....
Instructional Video0:45
Curated Video

Soluble

6th - 12th
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...