Instructional Video0:47
Curated Video

Convection

6th - 12th
The transfer of heat in a fluid by movement of the fluid itself.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
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.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60...
Instructional Video0:53
Curated Video

Greenhouse effect

6th - 12th
The effect caused by some atmospheric gases trapping heat close to a planet's surface.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Instructional Video0:51
Curated Video

Metal

6th - 12th
The elements in the middle and left side of the Periodic Table are all metals.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Instructional Video0:49
Curated Video

Endothermic

6th - 12th
A chemical reaction or process that absorbs heat from the surrroundings.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Instructional Video0:48
Curated Video

Homeostasis

6th - 12th
The maintenance of a stable internal environment.
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br/>

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

Conduction

6th - 12th
The transfer of heat energy due to a difference in temperature, always from a hotter to cooler area.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and...
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.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds...
Instructional Video0:48
Curated Video

Cracking

6th - 12th
Reactions used in the oil industry to break down large hydrocarbon molecules.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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?
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br/>

Physics - Energy And Radioactivity - L
ea
rning Points.
/> A Twig FactPack Film.
Open a discussion on what...
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.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using...
Instructional Video1:13
Curated Video

The Elements: Copper

6th - 12th
Copper has been used by man for thousands of years.



Chemistry - Periodic Table - Learni

ng Points.

Copper i

s a malleable metal.


>Copper is extracted from ore.

Copper is a

good conductor of...
Instructional Video1:05
Curated Video

Spontaneous

6th - 12th
Occurring without any external influence or trigger, entirely by its own means.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...
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.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...
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 - Learni

ng Points.

A perpetual motion machine is a...
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.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise...
Instructional Video0:53
Curated Video

Non-metals

6th - 12th
The non-metal elements are found to the right of the Periodic Table.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
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.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...
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.
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br/>

A Twig Science
Glossary Film.
Key...
Instructional Video0:54
Curated Video

Heat

6th - 12th
The transfer of thermal energy.
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br/>

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 Video0:54
Curated Video

Exothermic

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

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 Video2:26
Curated Video

Expansion and Contraction

6th - 12th
Discover how different materials react to heat, and why this can be both useful and dangerous. Physics - Energy And Radioactivity - Learning Points. Temperature affects the size and shape of an object due to the expansion and contraction...
Instructional Video2:14
Curated Video

Laws of Thermodynamics

6th - 12th
Find out what these two principal laws explain about the way energy can and cannot be used throughout the entire Universe. Physics - Energy And Radioactivity - Learning Points. The 1st law of thermodynamics states that energy can neither...
Instructional Video2:12
Curated Video

Hot Air Balloons

6th - 12th
Hot air balloons rely on heat alone to keep them in the sky. How does this work? Physics - Energy And Radioactivity - Learning Points. Hot air rises in cool air because it is less dense. The hot air within a hot air balloon creates the...