We look at how an incandescent light bulb can be made. First we attach a tungsten wire to electrodes in a flask of air and pass a current through the wire. The wire glows briefly before burning and breaking. Next we fill the flask with...

We lower a helium-filled balloon into liquid nitrogen to see how the change in temperature affects its volume. When it hits the cool liquid nitrogen, the gas inside contracts and the volume of the balloon decreases. When it is removed...

Discover the scientific evidence that supports the Big Bang theory - from the expanding Universe to cosmic microwave background radiation. Physics - Universe - Learning Points. An expanding Universe, an abundance of light elements, and...

Find out how the natural supply of helium is being depleted.
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Natural helium su
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plies underground...

Did you know that the surface of Jupiter is made up entirely of gases?
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The surface of


Jupiter is made entirely of...

Six gas molecules are shown on screen ... can you spot the molecules that make up air?
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Oxygen,...

You may not think about it much, but air is everywhere and it is essential to life.
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Air is a...

By the end of this learning object, the student will be able to: recognize the fundamentals of the periodic table.14977

Explore the captivating details about the sun, the central star of our solar system. Learn about its immense size, its role in holding the solar system together, and the crucial light and heat it provides to sustain life on...

Today we’re learning about amazing flying inventions, and doing some fitness exercises - I've put together 5 rounds of 'this or that' choices for you to do - Choose your favourite, then do the fitness activity for 30 seconds....

Early in 1997 a group of engineers were putting the finishing touches to unique craft designed by Swedish aeronautical engineer Per Lindstand. The team funded by entrepreneur and adventurer Richard Branson were in Morocco preparing for...

The Hindenburg, the largest airship ever built, met a tragic end when it burst into flames in 1937. This catastrophic event, captured on newsreel footage, marked the downfall of airship travel and undermined faith in this mode of...

Air Ship travel via a zeppelin reached it s pinnacle in the 1930 s but is now used in scenic tours and advertising, the immense helium balloon above the cabin providing the perfect billboard.

Dive into the world of viral videos where breathtaking feats challenge belief. From a wingsuit flyer allegedly landing on water without a parachute to a teenager sending a toy to the stratosphere, we explore the science that supports...

Henry meets a friendly Balloon. He's preparing for the big circus show but the clown has gone missing. Henry becomes a Clown for the day, bounces on a trampoline, is fired from a cannon and throws custard pies as he helps save the show.

Explore the extreme and mind-bending world of physics with these fascinating facts. From water existing in all three states simultaneously at its triple point, to helium defying gravity as a superfluid, and the immense power of solar...

This video provides a detailed account of the Hindenburg airship disaster, a significant moment in aviation history that marked the decline of commercial airships. It discusses the background of airships, their military applications, and...

This video provides an overview of Cargo Lifter, a German airship company that is trying to develop airships for a new range of commercial uses. It discusses their current airship, Charlie, and their plans for the future, including the...

This video covers: - What alpha, beta and gamma radiation are - How to write decay equations for them General info: - Suitable for all GCSE and IGCSE courses - Suitable for higher and foundation tiers - Suitable for triple and combined...

This video covers:

- The idea that radioactive materials contain unstable iso
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- What alpha, beta, gamma and neutron ra
diation is
- How ionising and penet

rating they a
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General info:
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This video examines the force of gravity and looks at its critical role in the formation of the sun and planets of our solar system.

Planets of the Solar System describes each planet’s movement, distance, size, and composition in relation to the sun.

This video introduces the Sun and planets of the solar system. This video looks at galaxies ,identifies the location of the solar system in the Milky Way galaxy and discusses the role of nuclear fusion in the sun.

This video examines details relating to the planets Uranus, Neptune and their moons. This video also looks at the dwarf planet Pluto and its moons, as well as comet formation in Kuiper Belt and Oort Cloud.