Science ABC
Dark Matter Explained: What Exactly is Dark Matter? | A Beginner’s Guide to Dark Matter
Dark matter is an invisible matter that occupies more than half of the space of the observable universe but cannot be detected directly as it doesn’t interact with electromagnetic radiation, like visible light and gamma rays. One of the...
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Neutron
Particles found in the nuclei of atoms, which have a similar mass to a proton, but no electric charge. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Spectroscopy
A technique that uses a prism to split the light coming off an object or atom. 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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Diatomic
Refers to molecules that contain only two atoms. 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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Mantle
The middle portion of the Earth's interior, between the outer crust and the core. 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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Metamorphism
The transformation of rocks beneath the Earth's surface through heat and pressure, and the presence of dissolved minerals in hot groundwater. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
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Spectrometer
An instrument that measures the intensity of electromagnetic radiation over a range of wavelengths. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
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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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Alpha particle
A type of particle produced in some types of radioactive decay, being one of the most widespread forms of ionising radiation. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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Mass spectrometer
An instrument that analyses characteristics of atoms and molecules, including their mass. 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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Terrestrial planets
Also called rocky planets, the planets in our solar system composed mostly of silicate rocks, and the innermost of the eight planets in our Solar System. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using...
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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...
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Limestone
A sedimentary rock composed mostly of calcium carbonate; relatively soft, and light brown in colour. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Atmosphere
A layer of gas surrounding a planet or star, held in place by 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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Mineral (chemistry)
A naturally occurring element or compound that has a crystalline form and has been produced by geological processes. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Crust
The surface layer of a rocky planet or other astronomical body, usually chemically distinct from the mantle beneath it. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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Monomer
A small molecule that can chemically bond in chains or groups to other similar molecules, to form larger molecules called polymers. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
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Meteorite
A rocky fragment from space that survives its fiery passage through the atmosphere and falls to Earth. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Hydrocarbons
Any organic compound composed only of carbon and hydrogen. 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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Jupiter
Where does Jupiter fit into the Solar System and what makes this planet unique? Physics - Our Solar System - Learning Points. Jupiter is the 5th planet from the Sun. Seventy-nine moons orbit Jupiter. Jupiter's core is hotter than the...
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Formulae
A chemical formula is a way of writing the composition of a compound. 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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Weathering: The Breakdown of Rock by Physical and Chemical Processes
The breakdown of rock into smaller pieces by physical and chemical processes at the Earth's surface. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Continental crust
The uppermost layer of the Earth that forms the continents and coastal sea floor, sitting on top of a layer of denser rock called the mantle. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
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Bones
Bones are living, growing tissues. What are they made of and how do they develop from young to old? Biology - Human Body - Learning Points. Bones support the body and protect vital organs. When you are born you have around 300 bones,...