Curated Video
World Record Hail: Water Droplet To Wrecking Ball
Have you ever wondered how hail is formed? Or just how big it can get? We learn how the IBHS Research Laboratory is using 3D printers, sophisticated potato guns, a sky-diving chamber, and other state-of-the-art equipment to help unravel...
Curated Video
Convection
The transfer of heat in a fluid by movement of the fluid itself. 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...
Curated Video
Shockwaves: Sudden Pressure Waves
A large amplitude compression wave, associated with a sharp change in pressure, temperature and density. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Mercury
Where does Mercury fit into the Solar System and what makes this planet unique? Physics - Our Solar System - Learning Points. Mercury is the smallest planet in our Solar System. Mercury is the closest planet to the Sun. Mercury has the...
Curated Video
Buoyancy: The Forces That Determine Why Objects Float or Sink
Discover the forces at work underwater, which dictate why large boats float but small pebbles sink. Physics - Forces - Learning Points. The buoyant force is an upward-acting force determined by the weight of the displaced water. Ships...
Curated Video
The Race for Absolute Zero: Laser Cooling
Lasers are usually associated with heat. But scientists have instead used them to reach the coldest temperature ever recorded. Could they reach absolute zero? Physics - Energy And Radioactivity - Learning Points. Absolute zero is...
Curated Video
Speed of Sound
Sound waves move through different mediums at different speeds, but why is this? What factors affect the speed of sound? Physics - Waves - Learning Points. Speed of sound depends on many different factors. Temperature, elasticity and...
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Place Like Home: Life On a Moon
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%...
Curated Video
Shockwaves: The Damage Caused by Supersonic Speeds
Discover the damage caused by shockwaves and how they are created by supersonic speeds. Physics - Waves - Learning Points. Waves of high pressure are produced when something moves through a medium at supersonic speed. At supersonic...
Curated Video
Liquid Density
We compare the density of oil, salt water and fresh water using displacement tanks. Equally weighted measuring cylinders are placed into the three liquids and the amount of water displaced is collected for comparison. Physics - Forces -...
Curated Video
Burning Bubbles
We investigate the properties of two types of gas bubbles: methane gas bubbles and bubbles of the gas we breathe out. The air-filled bubbles sink and we are unable to set them alight, while the methane bubbles float upwards and are...
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Underwater Volcano
We create an underwater volcano by placing a conical flask of hot coloured water in a tank of cold water. The hot coloured water rises through the cold, demonstrating convection. Physics - Energy And Radioactivity - Learning Points....
Curated Video
Plastics and Polymers
Plastics are all made in a similar way, but can be manipulated to have very different functions. Discover how their properties are determined. Chemistry - Chemical Industries - Learning Points. Plastics are synthetic materials called...
Curated Video
High- and Medium-Level Clouds
What are the different types of clouds in the upper region of the troposphere? What do they look like and how are they are formed? Earth Science - Weather - Learning Points. High-level clouds are found between the Troposphere and the...
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Milky Way's Black Hole
Scientists believe there is a supermassive black hole 26,000 light years away at the centre of our Galaxy. But how do they know, when they can't see it? Physics - Universe - Learning Points. Black holes are formed when massive stars...
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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...
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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...
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Properties of materials – Clip
Discover how surfboards are made and why they are buoyant. Material processes - Classifying materials - Properties of materials A Twig Tidbit Film - Clip. A short film that extends the learning beyond the curriculum.
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...
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.
Flipping Physics
How Steel Boats Float: A Buoyant Force Demonstration!
Learn why steel boats float with this quick buoyant force demonstration! Discover how the average density of steel boats is less than water, allowing them to stay afloat.
Curated Video
Recommender Systems Complete Course Beginner to Advanced - Machine Learning for Recommender Systems: tf-idf Matrix
In this video, you will learn to make the recommendation engine using the tf-idf matrix.
Curated Video
Recommender Systems Complete Course Beginner to Advanced - Basics of Recommender System: User Rating Matrix
In this video, we will understand what a user rating matrix is and how we can build a user rating matrix.
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Blender to Unreal Engine - 3D Plants and Vegetation - Setting Up Flower Composition
This lesson will use everything we have worked on so far on foliage mode to set up flower density for the scene. We will paint our terrain with flowers to enhance the environment's visuals. This clip is from the chapter "Using Foliage...