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Gas
The state of matter in which particles are widely separated and are in constant random motion. 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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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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Liquid
One of the three classical states of matter, along with gas and solid. 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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Temperature
A measurement related to the average kinetic energy of the particles contained in a system. 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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Solid
The state of matter in which particles are packed tightly together in a rigid structure, with a defined shape. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Line spectra
A set of well-defined lines within the electromagnetic spectrum, emitted by hot or excited matter. 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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Medium
Matter in which something happens, is transmitted, or is stored. 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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Matter
Any substance that has mass and occupies a volume. 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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Boiling point
The temperature at which a liquid changes to a gas, at atmospheric pressure. 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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Proton
A positively charged particle found in the nucleus of all 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...
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Methane
A colourless and odorless gas that belongs to the alkane group of hydrocarbons. 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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Mass - Matter Measurement
A measure of how much matter an object contains, in units of grams or kilograms. 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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Radiation
Though often used more narrowly to refer to ionising radiation, the term radiation refers to any form of energy that travels through a medium, radiating outwards from a source. A Twig Science Glossary Film. Key scientific terms defined...
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Particle(s)
Used as a general term for the atoms and molecules that make up all matter. 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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Galaxy
A collection of billions of stars, along with gas and dust, 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...
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Big Bang
The most widely accepted theory for the origin and development of our Universe. 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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Gravity - Attractive Force of Mass
An attractive force that acts between all matter that has mass, and is proportional to mass. 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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Topsoil
The uppermost 5 to 20cm of soil, with a high concentration of organic matter and microorganisms, where almost all of the biological activity in soil takes place. A Twig Science Glossary Film. Key scientific terms defined in just 60...
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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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Electrical charge
A fundamental property of matter that means all particles are either positive, negative, or neutral. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Algae: Simple Photosynthetic Organisms
Very simple organisms that can photosynthesise like plants, but do not have complex features such as roots, stems, or leaves. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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Atomic weight
The average mass of atoms of an element. 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 key...
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Heat
The transfer of thermal energy. 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 key...
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Phlogiston and Oxygen
How French Chemist Antoine Lavoisier revealed the true significance of oxygen and brought about the birth of modern chemistry. Chemistry - Periodic Table - Learning Points. Antoine Lavoisier experimented with weighing substances before...