Instructional Video0:42
Curated Video

Transmitter

6th - 12th
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...
Instructional Video0:41
Curated Video

Accuracy

6th - 12th
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...
Instructional Video0:53
Curated Video

Resolution

6th - 12th
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...
Instructional Video0:53
Curated Video

Precision

6th - 12th
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...
Instructional Video0:53
Curated Video

Universe

6th - 12th
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....
Instructional Video0:53
Curated Video

Force

6th - 12th
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...
Instructional Video0:51
Curated Video

SI

6th - 12th
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...
Instructional Video0:51
Curated Video

Frequency

6th - 12th
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...
Instructional Video0:51
Curated Video

Angstrom

6th - 12th
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...
Instructional Video0:51
Curated Video

Earth: The Third Planet in Our Solar System

6th - 12th
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...
Instructional Video0:51
Curated Video

Milky Way

6th - 12th
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...
Instructional Video0:48
Curated Video

Biomass

6th - 12th
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...
Instructional Video0:48
Curated Video

Acid

6th - 12th
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...
Instructional Video1:22
Curated Video

What is a Light Year?

6th - 12th
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...
Instructional Video1:04
Curated Video

Infrared light

6th - 12th
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...
Instructional Video1:00
Curated Video

Fahrenheit (°F)

6th - 12th
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...
Instructional Video0:56
Curated Video

Viscosity

6th - 12th
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...
Instructional Video0:55
Curated Video

Acceleration

6th - 12th
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...
Instructional Video0:54
Curated Video

Light year (ly)

6th - 12th
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...
Instructional Video0:54
Curated Video

Scalar

6th - 12th
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...
Instructional Video0:54
Curated Video

Earthquake

6th - 12th
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...
Instructional Video2:22
Curated Video

What is an Earthquake?

6th - 12th
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...
Instructional Video2:14
Curated Video

Distorted Graphs: Heat wave

6th - 12th
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 -...
Instructional Video1:58
Curated Video

Moon Measuring

6th - 12th
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...