The cutting edge bike and clothing designs that make cyclists more aerodynamic and can make the difference between winning and losing. Physics - Forces - Learning Points. A professional cyclist's main aim is to reduce air resistance. New...

What is resistance? Discover how it impedes electrical flow, and why understanding it can help us to build more effective circuits, and stay safe. Physics - Electricity And Circuits - Learning Points. Resistance is how well or poorly an...

Biological evolution has allowed some animals to fly. Find out exactly how their wings work to achieve this. Physics - Forces - Learning Points. Flight occurs when the upward force is greater than the downward. Flight is explained by...

If a skydiver jumps out of a plane, when will they stop accelerating? Competing physical forces hold the answer. Physics - Forces - Learning Points. Terminal velocity is the maximum constant velocity. Terminal velocity increases with...

Antibodies combat some of the strongest foreign invaders that enter your body. What are antibodies and how do they work? Biology - Cells And DNA - Learning Points. Whenever a germ or infection enters our body, white blood cells,...

Friction can be friend or foe. What is friction, how does it affect our lives and how can we alter it? Physics - Forces - Learning Points. Friction is a resistive force between surfaces moving at different velocities. Friction is...

Discover why antibiotics have become one of the most frequently used medicines. And why their efficiency is threatened by the emergence of superbugs. Biology - Healthy Living - Sir Alexander Fleming discovered the first antibiotic for...

Explore the reasons why objects can keep moving on their own, and why most of them will eventually stop. Physics - Forces - Learning Points. Momentum is how we quantify a moving object. Outside forces affect momentum. Momentum is...

Electric eels can generate amazing amounts of electricity inside their body. Discover how they use this for defence and to stun potential prey. Physics - Electricity And Circuits - Learning Points. Electric eels create electricity to...

Opposition to the flow of a current within a circuit, measured in ohms. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...

Did you know that speed is the rate of motion?
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> Force causes an object to move.


The size of...

How do birds land on water? Discover how they create and use resistance in order to slow and stop on water.
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Water...

Find out how the lack of air resistance within the vacuum of space is an important factor in space exploration.
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Did you know that the constant flow of water reduces friction and makes you go faster down waterslides?
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Two bulbs are added to a series circuit ... what happens next?
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Physical processes -Electricity and magnetism - Series and par
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llel circuits


A Twig Tidbit Film - What happens next? A short section...

Investigate why robots need parallel circuits to work properly.
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Parallel circuits have...

Explore in simple terms what electricity is, how it is created and how it travels to our homes.
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Physical processes - Electricity and magnetism


- Electricity />

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Discover how streamlining can reduce an object's air or water resistance.
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Streamlining is the creation of a...

Find out how to construct a series circuit.
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llel circuits />

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Series circuits conne
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t components along a...

Find out what happens to a farmer who becomes part of an electrical circuit.
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Find out what the difference is between a conductor and an insulator.
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Conductors...

Join us as we delve into the intricacies of resistance, resistors, resistivity, inductance, self-inductance, and inductors. Billy kicks things off by clarifying the differences between resistance, a concept; resistors, physical elements;...

Learn about Nancy Wake, the brave spy and soldier who helped lead the Allies and French Resistance to victory during World War 2.

By the end of this learning object, the student will be able to: Discover the relation between law of levers and conservation of effort.9561