Curated Video
Absolute zero
The lowest temperature theoretically possible, at which particles would stop vibrating. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
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Star
A massive ball of extremely hot gases, held together by its own gravity. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
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Volume
The amount of space a substance occupies. 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 concepts and...
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Sublimation
When a solid changes directly into a gas, without passing through a liquid stage. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
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Greenhouse effect
The effect caused by some atmospheric gases trapping heat close to a planet's surface. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
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Rate of reaction
A measure of how fast a reaction is taking place. 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...
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Sun
The nearest star to Earth, and the centre of our Solar System. 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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Sunspot
Short-lived dark spots on the surface of the Sun. 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...
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Equilibrium
A reversible chemical reaction reaches equilibrium when the concentrations of the reactants and products are constant. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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Climate - Long-Term Weather
The long-term average weather conditions in a region, typically over a period of thirty years or more. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Hypothalamus
A small but important region of the brain that monitors and regulates many body systems that we do not control consciously. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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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...
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Temperate zones
The regions of the Earth in between the Tropic of Cancer and arctic circle in the northern hemisphere, and the Tropic of Capricorn and Antarctica in the south, that have less extreme temperatures than the poles and equatorial regions. A...
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Corona
The outer atmosphere of the sun. A thin, extremely hot plasma - over a million degrees celsius, compared to around 6000 degrees for the visible surface. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using...
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Conduction
The transfer of heat energy due to a difference in temperature, always from a hotter to cooler area. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Chemical reaction
Any process in which one or more chemicals are changed into different products, by the breaking and formation of chemical bonds. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
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Mercury
Where does Mercury fit into the Solar System and what makes this planet unique? Physics - Our Solar System - Learning Points. Mercury is the smallest planet in our Solar System. Mercury is the closest planet to the Sun. Mercury has the...
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Factpack: Extreme Temperatures
What are the most extreme temperatures ever recorded? Where and how have they been achieved? Physics - Energy And Radioactivity - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use...
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Uranus
Where does Uranus fit into the Solar System and what makes this planet unique? Physics - Our Solar System - Learning Points. Uranus is the 7th planet from the Sun. Each of Uranus's 27 moons is named after a Shakespearean character....
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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...
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Fahrenheit (°F)
A temperature scale, used largely in the USA, on which water freezes at 32 degrees and water boils at 212 degrees. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Viscosity
The measure of a liquid's resistance to flow. 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 concepts...
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Alkaline earth metal
A group of metals that form group two of 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 Films reinforce...
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Germination - Early Plant Growth
The early stages of growth of a plant or fungus from a dormant seed or spore. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...