A small, extremely dense star characterised by high temperature and luminosity, no longer capable of nuclear fusion.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...

Our Sun and the collection of bodies that are bound to it by gravity.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...

A general name for a natural satellite of a planet, but also the specific name for Earth's only natural satellite.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning...

In spaceflight, the time period within which a rocket must be launched in order to achieve the desired orbit or destination.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using...

How a small error in accuracy in the 19th century led to the prediction the Universe would one day fall apart – and the development of chaos theory. How small changes in dynamic systems can lead to much greater, unpredictable events....

What is a satellite, why are they important, and how have satellites changed our understanding of the Solar System? Physics - Universe - Learning Points. Any object orbiting a planet is called a satellite. Moons are examples of natural...

Scientists suppose there could be other life-bearing planets like Earth. To find them, they are looking for 'wobbling' stars. Physics - Universe - Learning Points. When a planet orbits a star, it has just enough gravitational force to...

Where does Venus fit into the Solar System and what makes this planet unique? Physics - Our Solar System - Learning Points. Venus is Earth's closest neighbour. Venus is the hottest planet in our Solar System. Venus spins in the opposite...

The Moon holds Earth in place and dictates our seasons. What happens to planets without a moon like ours? Physics - Our Solar System - Learning Points. The Moon formed after Earth collided with its twin, Theia. In proportion to the size...

How big is our Universe? Travel from Earth through the Solar System, past our Galaxy, to the Universe beyond. Physics - Universe - Learning Points. The Universe is constantly expanding. The Universe is already billions of light years...

Discover one theory about a single event over 13.8 billion years ago, that might have created our Universe.



Physics - Universe - Learni

ng Points.

The Big Bang took place over 13.



8 billion years...

The different ways scientists have explained the structure of the atom, and how it has changed throughout history.
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Chemistry - Atoms And Bonding - L
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rning Points.
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Open a...

Where does Mars fit into the Solar System and what makes this planet unique?



Physics - Our Solar System - Learni

ng Points.

Mars is the 4th
planet from the Sun.
Olympus Mons on Mars is the tallest...

Where does Neptune fit into the Solar System and what makes this planet unique?



Physics - Our Solar System - Learni

ng Points.

Neptune is the 8th
planet from the Sun.
It takes Neptune 165 Eart
h years to...

The collision of comet Shoemaker-Levy 9 with Jupiter in 1993 was the first collision of its kind to be witnessed by man. Physics - Universe - Learning Points. The comet Shoemaker-Levy 9 was discovered orbiting Jupiter in 1993....

The explosive reactions and forces, from gravity to nuclear fsion, which formed our Solar System. Physics - Our Solar System - Learning Points. Our Solar System is the region of space which falls within the gravitational influence of our...

How comets change as they journey around the Sun, what are they made of and where are they found? Physics - Universe - Learning Points. Comets formed from dust and ice particles when the Solar System was very young. There are at least a...

An introduction to the Earth's moon. What makes a moon a moon? Physics - Our Solar System - Learning Points. A moon is a natural satellite. Our Moon orbits the Earth roughly every 28 days. The Moon's glow is caused by the reflection of...

Solar eclipses are a great excuse for a party and some serious science. A group of people known as 'Shadow Chasers' travel the globe to view this phenomenon. Physics - Our Solar System - Learning Points. While total solar eclipses occur...

How are asteroids in our Solar System formed, where are they found, and what danger do they pose to life on Earth? Physics - Our Solar System - Learning Points. Asteroids are made from rock, metal or carbon, while comets are made of rock...

The Sun is dying, and getting hotter as it does. As life on Earth becomes unsustainable, could we move to Mars? Physics - Universe - Learning Points. The Sun will die in approximately 5 billion years. As the Sun ages, it will get hotter,...

The discovery of Titan's atmosphere excited scientists, who believe it could hold the key to life on Earth. Physics - UniverseLearning Points. Titan is the only moon in the Solar System with a dense atmosphere. Titan's atmosphere is 98%...

The use of direct and indirect proportion in navigating the Voyager spacecraft to the outer planets. Maths - Number A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract...

Newton's development of calculus, and how this changed the way we describe the world. Maths - History Of Maths A Twig Math Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in...