Instructional Video0:43
Curated Video

Denature

6th - 12th
To change the shape of a protein or amino acid molecule, disrupting its normal biological activity, but without changing it chemically. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...
Instructional Video0:43
Curated Video

Non-flammable

6th - 12th
A substance that is not readily ignited or rapidly burned is said to be non-flammable. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Instructional Video0:41
Curated Video

Metamorphic rock

6th - 12th
Naturally occurring rock that has been transformed by heat and pressure in the Earth's crust. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Instructional Video0:42
Curated Video

Metamorphism

6th - 12th
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...
Instructional Video0:38
Curated Video

Kinetic energy

6th - 12th
The energy of movement. It is equal to half the moving object's mass, multiplied by its velocity. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Instructional Video0:53
Curated Video

Greenhouse effect

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

Metal

6th - 12th
The elements in the middle and left side of the Periodic Table are all metals. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Instructional Video0:49
Curated Video

Endothermic

6th - 12th
A chemical reaction or process that absorbs heat from the surrroundings. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Instructional Video0:48
Curated Video

Homeostasis

6th - 12th
The maintenance of a stable internal environment. 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...
Instructional Video0:48
Curated Video

Conduction

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

Cracking

6th - 12th
Reactions used in the oil industry to break down large hydrocarbon molecules. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Instructional Video0:47
Curated Video

Chemical reaction

6th - 12th
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...
Instructional Video1:26
Curated Video

Factpack: Extreme Temperatures

6th - 12th
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...
Instructional Video1:19
Curated Video

Enthalpy change

6th - 12th
The amount of heat energy gained or lost by a chemical system when a process or reaction takes place at constant pressure. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
Instructional Video1:13
Curated Video

The Elements: Copper

6th - 12th
Copper has been used by man for thousands of years. Chemistry - Periodic Table - Learning Points. Copper is a malleable metal. Copper is extracted from ore. Copper is a good conductor of electricity and heat. Copper helps to keep the...
Instructional Video1:05
Curated Video

Spontaneous

6th - 12th
Occurring without any external influence or trigger, entirely by its own means. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Instructional Video1:04
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 Video1:02
Curated Video

Perpetual Motion

6th - 12th
A machine that can work under its own power forever would revolutionise our world. Could this ever be possible? Physics - Energy And Radioactivity - Learning Points. A perpetual motion machine is a theoretical machine that can run...
Instructional Video1:00
Curated Video

Efficiency

6th - 12th
The proportion of energy supplied to a device or process that is converted into a useful form. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Instructional Video0:53
Curated Video

Non-metals

6th - 12th
The non-metal elements are found to the right 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...
Instructional Video0:56
Curated Video

Crude oil

6th - 12th
A naturally occurring thick brown liquid, composed of a mix of hydrocarbons, and usually found deep underground. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Instructional Video0:54
Curated Video

Solar flare

6th - 12th
A violent explosion on the surface of the Sun which affects all the layers of its atmosphere, heating plasma to tens of millions of degrees and releasing huge amounts of energy. A Twig Science Glossary Film. Key scientific terms defined...
Instructional Video0:54
Curated Video

Heat

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

Exothermic

6th - 12th
A chemical reaction or process that releases heat. 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...