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Electrical charge
A fundamental property of matter that means all particles are either positive, negative, or neutral. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
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Intermolecular Forces
Discover the role played by intermolecular forces in changing the state of matter between solid, liquid and gas. Chemistry - Atoms And Bonding - Learning Points. Intermolecular forces are the attractive forces between molecules....
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Solids, Liquids and Gases
What is the difference between solids, liquids and gases? How does each state behave? Chemistry - Atoms And Bonding - Learning Points. The kinetic theory of matter states that particles are in constant motion and there are forces of...
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Water Forces
The unique force created by hydrogen bonding gives water some unique properties, which seem to defy the laws of nature. Chemistry - Atoms And Bonding - Learning Points. Hydrogen bonding is a special force of attraction between water...
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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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Balloon and Treacle
We investigate the effect that unbalanced charge has on polar molecules. We rub a balloon against hair to build up a negative charge and then hold this near a stream of water and then a stream of treacle. They both bend towards the...
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Ionic Bonding
How metals and non-metals combine to form compounds with unique and very different properties. Chemistry - Atoms And Bonding - Learning Points. An electrically charged atom is called an ion. Ionic bonds are very strong. Ions are formed...
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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...
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Forces of Nature
Introducing the four main forces of nature: gravity, electromagnetic force, weak and strong nuclear forces. Learn why they are fundamental to life on Earth. Physics - Forces - Learning Points. There are four fundamental forces of nature....
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Introduction to Chemical Bonding
The basic ways elements combine to create compounds, fundamental to life as we know it. Chemistry - Atoms And Bonding - Learning Points. There are 92 naturally occurring elements. They fall into two categories: metals and non-metals....
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Plant Mimics
From orchids that mimic the appearance of bees to the carrion flower which smells like rotting meat, discover the devious world of the plant mimic. Biology - Plants - Learning Points. Some plants use mimicry to aid reproduction or...
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Ionic bond
Very strong chemical bonds between oppositely charged ions. 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...
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Velodrome
Discover the different types of motion. Physical processes -Force and motion - What is force? Learning Points There are different types of motion. Rotation: motion in a circle around a central point. Straight-line: motion directly from...
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Gravity in our universe
Discover that gravity is the force that keeps our solar system together. Physical processes -Force and motion - Gravity Learning Points The Sun has the greatest gravitational pull in the Solar System. Gravity keeps everything in the...
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What is gravity?
Find out how gravity affects our everyday life. Physical processes -Force and motion - Gravity Learning Points Gravity is a force that pulls everything in the Universe together. The Earth's gravity pulls everything towards its centre. A...
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3 Intermolecular Forces You Must Know to PASS Chemistry
Understanding Intermolecular Forces (IMFs) is essential to success in chemistry and being able to discuss various properties we see in different molecules. In this video we cover the big three IMFs - hydrogen bonding, dipole dipole...
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Thrills and Physics: The Science Behind Roller Coasters
Explore the thrilling world of roller coasters with Mac Lesggy as he discovers how these exhilarating rides stay safely on track while delivering adrenaline-pumping experiences. Learn about the engineering that keeps the rides secure and...
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Famous United States Attractions
Dr. Forrester explores several cities and towns in the United States and attractions that make those cities famous.
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Coulomb's Law Explained!
Coulomb’s Law is one of the most important laws when it comes to atomic structure and being able to understand and explain atomic properties. It helps to relate the force between two charged particles and can be represented by the...
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Hamlet 3.4 Why It's Cool
This video examines a critical scene in Shakespeare's "Hamlet," where the killing of Polonius by Hamlet marks a significant turning point in the play, escalating the action towards the tragic climax. It discusses the themes of...
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How are Solids, Liquids and Gases Different? - Plastic Bottle Experiment
In this captivating science experiment video, a plastic bottle becomes the stage for an exploration of the properties and behaviors of gases, liquids, and solids. Watch as the bottle transforms into a dynamic laboratory, showcasing the...
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Gravity and Weightlessness: Why Astronauts Float in Space
This video explains why astronauts float in space due to the absence of gravity, which is a force that keeps objects on Earth and throughout the universe attracted to each other. Sir Isaac Newton's discovery of gravity's effects on...
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Push vs. Pull Marketing
Explore the dynamic battle between push and pull marketing strategies in this enlightening video. Learn how to effectively engage your target audience through different approaches. Discover the power of push marketing to create...
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GCSE Physics - Gravity, Weight and GPE #3
This videos covers: - What gravity is - What the strength of gravity depends on - How to calculate weight - How to calculate gravitational potential energy General info: - You need to memorise the equation for gravitational potential...