Curated Video
Monsoon Zone
Around the world monsoons bring huge volumes of seasonal rain to certain regions. The best known is the Asian monsoon, but why does it happen? Earth Science - Weather - Learning Points. Monsoons are heavy rainfalls concentrated over the...
Curated Video
Types of Weather: Wind
What is wind and what are localised winds? Find out about the global cycles which take winds right across the world. Earth Science - Weather - Learning Points. Wind begins with the difference in air pressure. Air moves from areas of high...
Curated Video
Non-Newtonian Liquids
Introducing the liquids whose behaviours seem to defy the accepted states of matter. What are they and why don't they behave as we predict? Chemistry - Atoms And Bonding - Learning Points. Newtonian liquids take the shape of their...
Curated Video
Rates of Reaction: Basics
Knowing the rate of a chemical reaction can be very important, particularly for industry. Discover which factors indicate the rate of a chemical reaction, and how you can change it. Chemistry - Reactions - Learning Points. Some reactions...
Curated Video
Cavitation
In close-up, moving water can be seen to hold a hidden danger that can destroy metal and stun animals. How can tiny bubbles create enough heat to cause such damage? Physics - Energy And Radioactivity - Learning Points. Cavitation is the...
Curated Video
Strengthening the Bank of China
The Bank of China Towers in Hong Kong were once Asia's tallest buildings. To stabilise the structure, the strongest shape was used... the triangle. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by the...
Curated Video
Venus 1: Atmosphere
The first attempts to land a probe on a different planet. Scientists hoped an Earth-like world might lie beneath Venus' dense atmosphere, but a very different reality awaited. Physics - Our Solar System - Learning Points. Venus was...
Curated Video
Troposphere
The lower and most dense part of the atmosphere, extending to an altitude of about 20km at the equator and 11km at the poles. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
Curated Video
Core (Earth sciences)
The central, usually hottest and densest, part of a larger structure, for example a star, planet or galaxy. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Biosphere
All the parts of the earth and its atmosphere in which living organisms can exist. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Curated Video
Density - Mass per Volume
Mass per unit of 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 concepts and key curriculum...
Curated Video
Weather
The state of the atmosphere at a specific time and place, including factors such as temperature and pressure, wind speed, and precipitation. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
Curated Video
Soluble
Any substance that can dissolve in another is said to be soluble; though a substance may be soluble in one liquid but insoluble in another. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
Curated Video
Characteristics of air – What happens next?
A balloon is pumped full of gas ... what happens next? Material processes - Solids, liquids and gases - Characteristics of air Learning Points A balloon expands when pumped with air. As a balloon fills with air the pressure inside...
Curated Video
Volcanic eruptions
Erupting volcanoes are a captivating example of materials changing state. Material processes - Solids, liquids and gases - Changes of state Learning Points Molten rock underground is called magma. Molten rock on the surface of the Earth...
Curated Video
Fireworks
Fireworks are a feast for the senses, but what creates those amazing colours? Material processes - Changing materials - Burning Learning Points Burning requires oxygen, a fuel source and an ignition source. Burning is a chemical...
Curated Video
Sense of Touch
Case study of the sense of touch. Life processes - Body systems - The brain and body Learning Points Skin contains specialised cells called neurons that are part of the nervous system. Neurons can detect different sensations – touch,...
Curated Video
What is a gas?
What are the properties of a gas? Material processes - Solids, liquids and gases - Gases Learning Points Gases do not have a fixed shape and so move to fill their container. The molecules in gases are widely spaced and move about...
Curated Video
Earthquakes
Investigate why earthquakes happen. Physical processes -The Earth and beyond - The Earth's layers Learning Points Earthquakes occur when plates that make up the Earth's crust move. The epicentre is the point from which an earthquake...
Curated Video
Glaciers - Ice Movement
How does water help enormous glaciers move downhill? Physical processes -Force and motion - Reducing friction Learning Points The meltwater of a glacier acts as a lubricant. Lubricants are substances that reduce friction. A Twig Context...
Curated Video
Why do hot air balloons float?
Find out how hot air balloons work. Material processes - Solids, liquids and gases - Gases Learning Points Air is made up of different gases. The molecules in gas are widely spaced. When heated the molecules of a gas move around and...
Curated Video
Jules Verne Trophy
Sail alongside the crew of Kingfisher II as they compete for the 2003 Jules Verne Trophy. People and places - Physical geography - Weather Learning Points The Doldrums is an area near the equator with low air pressure and very little...
ShortCutsTv
Procrastination 1: Avoidance and Denial
Most of us try to avoid doing things we don’t particularly like. But for students, research has shown procrastination can have particularly serious consequences, such as increasing stress levels and lowering grades. And the first step to...
Flipping Physics
Buoyant Force Demonstrated: Three Objects in Water
Witness the effects of buoyant force as three different objects are released underwater. Learn why some objects float, while others sink or remain suspended.