Curated Video
Transmitter
An electronic device that produces radio waves with an antenna, usually for communication or measurement purposes. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Accuracy
An accurate measurement is one that is close to the true value, though it may show a spread of values around the correct value when the measurement is repeated. A Twig Science Glossary Film. Key scientific terms defined in just 60...
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Resolution
In measurement and in display systems, resolution is a measure of how much detail can be detected or shown. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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Precision
How repeatable a measurement is. 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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Universe
Everything that exists. All physical matter and energy and the contents of the space between galaxies. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Force
A 'push' or a 'pull' on an object. 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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SI
SI is the International System of Units. 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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Frequency
The rate at which a repeating event occurs, usually measured in counts per unit time. 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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Angstrom
A very small unit of length equivalent to one ten-millionth of a millimetre, or 10-10m. 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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Earth: The Third Planet in Our Solar System
The planet we live on is the third of the four rocky planets in 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...
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Milky Way
The name that we give to our own Galaxy. 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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Biomass
The total mass of living organisms in an area or ecosystem. 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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Acid
A compound which dissolves in water to form a solution with a pH of less than 7. 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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What is a Light Year?
When we look at distant stars, we are looking back in time. What is a light year, how is it measured and why do we measure distance in terms of time? Physics - Universe - Learning Points. Light travels through space at 300 million metres...
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Infrared light
Electromagnetic radiation with a slightly longer wavelength than visible light, between about 700 and 1050 nanometres. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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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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Acceleration
The rate of change of velocity with time, measured in metres per second squared. 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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Light year (ly)
The distance travelled by light in a vacuum in a year, equal to about 9.5 trillion kilometres. 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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Scalar
A quantity that has magnitude, or size, but not direction. 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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Earthquake
A shaking of the Earth's surface due to a release of energy within the crust that generates seismic waves. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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What is an Earthquake?
The earth below our feet is continually moving. How do changes underground lead to effects on the surface, and what happens to change these movements into devastating earthquakes? Earth Science - Geology - Learning Points. Movement of...
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Distorted Graphs: Heat wave
What does this graph show? Information is gradually built up throughout the film to show not only why some information is vital to an accurate graph, but why lack or skewing of information can lead to misrepresentation. Maths -...
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Moon Measuring
The ingenious system to measure the distance to the Moon involving Apollo astronauts, lasers and a unique mirror system planted on the lunar surface. Physics - Our Solar System - Learning Points. In 1969, the Apollo 11 astronauts left an...