Curated Video
La serie de reactividad
El descubrimiento e usos de los metales reactivos a lo largo de la historia, siendo éstos los que han definido el periodo en el que fueron descubiertos.
Twig - Química - La tabla periódica - Los metales
Claves de aprendizaje
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Curated Video
Los metales alcalinos
Descubre las reacciones tan interesantes que tienen lugar cuando los metales alcalinos entran en contacto con otras sustancias. ¿A qué conclusiones llegamos al respecto de sus propiedades?
Twig - Química - La tabla periódica - Los...
Curated Video
Energía nuclear: ventajas, riesgos y su impacto
¿Cómo se genera esta fuente de energía controvertida y poderosa? ¿Las ventajas de la energía nuclear superan sus peligros?
Twig - Ciencias de la Tierra - Los recursos de la Tierra - El futuro de los recursos energéticos
Claves...
Curated Video
Ionic Bonds: Chemistry’s Magnetic Attractions
Ionic bonds form due to the electrostatic attraction between positively charged cations and negatively charged anions, often resulting in crystalline solids
Science ABC
Photoelectric Effect Explained in Simple Words for Beginners
Photoelectric effect occurs when electromagnetic radiation above the threshold frequency of the given metallic surface, strikes the surface and releases electrons from it. This happens because light is made of massless particles called...
Science ABC
Is The Fulminated Mercury Scene From Breaking Bad Scientifically Accurate?
While it is true that a crystal of mercury fulminate would explode when slammed to the floor, the crystal depicted in the show Breaking Bad did not accurately represent the appearance of mercury fulminate. Commercial-grade mercury...
Science ABC
How Does Temperature Regulation In An Electric Iron Work?
The working of an electric iron is very simple – it draws electricity from the mains and heats a coil inside. This heat is then transferred to the bottom plate, which is pressed against the clothing to remove wrinkles. It is the...
Science ABC
Can Metals Exist as Gases?
Yes, metals can exist in gaseous forms. To illustrate, let's consider lead, which has a boiling point of 1740°C. When heated past its melting point of 327°C, lead turns into a gas at 1740°C. Another notable example is mercury, which...
Science ABC
Which Is The Most Reactive Element In The Periodic Table?
The reactivity of an element is a function of how easily an element loses or gains electrons. To determine an element's reactivity, we can learn a lot from the periodic table, and its particular trends. The first element in the halogen...
Great Big Story
Suveen Mathaudhu’s heroic work with metals
Meet Suveen Mathaudhu, a scientist inspired by superheroes, revolutionizing metals to create eco-friendly solutions for transportation and beyond.
Curated Video
Alloy
A mixture containing a metal element, made by melting the different elements together. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Solution
A homogeneous mixture of more than one substance, with the different particles evenly distributed throughout. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Fusion
The joining together of two or more distinct parts to make a unified whole. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Metal
The elements in the middle and left side of the Periodic Table are all metals. 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
Corrosion
Commonly called rusting, the degrading of the exposed surface of materials, in particular metals. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Ore
A type of rock containing minerals from which a useful substance can be extracted. 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
Ionic compound
A chemical compound typically formed from metal and non-metal elements combining. 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
The Elements: Lead
The durable properties of lead mean that it has been utilised by humans for thousands of years, with Roman pipes still seen today. Chemistry - Periodic Table - Learning Points. Lead is a soft, malleable metal. The Romans used lead. Lead...
Curated Video
The Elements: Plutonium
Plutonium is an element with so much energy it has powered space probes beyond our Solar System. Chemistry - Periodic Table - Learning Points. Plutonium is a radioactive metal. Plutonium was named after the planet Pluto. Plutonium is...
Curated Video
Electroplating
Coating an object with a metal using electrolysis. 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 abstract...
Curated Video
The Elements: Copper
Copper has been used by man for thousands of years. Chemistry - Periodic Table - Learning Points. Copper is a malleable metal. Copper is extracted from ore. Copper is a good conductor of electricity and heat. Copper helps to keep the...
Curated Video
The Elements: Mercury
Mercury is an elusive and toxic element. Chemistry - Periodic Table - Learning Points. Mercury is a rare element. Mercury is a liquid at room temperature. Mercury is highly toxic. Mercury is used in thermometers and batteries. A Twig...
Curated Video
Chemical bond
Bonds between atoms that allow the formation of chemical compounds. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Buoyancy: The Forces That Determine Why Objects Float or Sink
Discover the forces at work underwater, which dictate why large boats float but small pebbles sink. Physics - Forces - Learning Points. The buoyant force is an upward-acting force determined by the weight of the displaced water. Ships...