Curated Video
What is Temperature? | High School Students
Contrary to popular belief, temperature is not how hot or cold something is! This is a common misconception that many high school chemistry and science students have. In this video we will dive in to what temperature actually is and what...
Curated Video
Decoding the Photoelectric Effect: How It Works
The photoelectric effect is a phenomenon that occurs when light, consisting of photons, interacts with the inner structure of an atom. Photons carry a specific amount of energy proportional to their frequency, which is transferred to an...
Curated Video
The Photoelectric Effect : Light and Electrons
The photoelectric effect is a phenomenon where electrons are emitted from a material, typically a metal, when exposed to light. This effect supports the quantum theory of light and demonstrates the particle-like properties of...
Science Buddies
Rubber Band Car | 2024 Science Buddies Engineering Challenge
In this fun engineering challenge, your students will build rubber band-powered cars using the engineering design process and compete to see how far they can go.
Curated Video
Electron Energy: Deriving the Expression
Bohr's model of the atom says that an electron's energy is set by its orbit around the nucleus. Bohr said that electrons have specific, quantised levels of energy, and that the size of the orbit affects the energy level. An electron's...
Veritasium
The Bizarre Behavior of Rotating Bodies
In this video, we explore the Jana Bekoff Effect (or the Intermediate Axis Theorem), which involves the surprising flipping motion of objects like a wingnut in space. This phenomenon, first observed by cosmonaut Vladimir Jana Bekoff in...
Science ABC
Coefficient Of Restitution: Why Certain Objects Are More Bouncy Than Others?
Coefficient of restitution: What is it? How is it related to the general bounciness of balls and other objects? Here's a quick, simple and basic explanation of the coefficient of restitution for kids and laymen. Basketballs bounce a lot,...
Curated Video
Absolute zero
The lowest temperature theoretically possible, at which particles would stop vibrating. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Kinetic energy
The energy of movement. It is equal to half the moving object's mass, multiplied by its velocity. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Activation energy
The minimum amount of energy needed to initiate a chemical reaction. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Cosmic rays
Highly charged particles, originating from outer space. 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...
Curated Video
Conduction
The transfer of heat energy due to a difference in temperature, always from a hotter to cooler area. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Resonance: How Sound Changes Across Different Mediums
Sounds can change as they move from one medium to another. Under the right circumstances the effect is surprising and extreme. Physics - Waves - Learning Points. Sound is a wave that is created by vibrating objects. Every object has a...
Curated Video
The Energy of Formula 1
Learn how Formula 1 engineers have managed to recapture 'lost' energy to power their cars and win races. Physics - Energy And Radioactivity - Learning Points. Car brakes lose a massive amount of energy as heat. Acceleration and...
Curated Video
Red Hot: Emergency Stop
Revealed: the tremendous heat created and energy 'lost' when cars brake. Physics - Energy And Radioactivity - Learning Points. Car brakes convert kinetic energy into heat energy. When you press the car brake pad a system of levers and...
Curated Video
Large Hadron Collider
The Large Hadron Collider, the world's longest particle accelerator, is exciting scientists around the world who hope it can recreate the moments just after the Big Bang. Physics - Universe - Learning Points. The Large Hadron Collider is...
Curated Video
Enzyme Action: Trypsin
We demonstrate denaturing by adding the enzyme trypsin to photographic film. Strips of photographic film are added to trypsin solution at different temperatures to determine the optimum conditions for the enzyme. In the right conditions...
Curated Video
Ball and Hoop
We use a metal ball and hoop to demonstrate heat expansion. When cool, the ball fits through the hoop, but there is little extra space. The ball is then heated over a Bunsen burner. When hot, the ball doesn't fit through the hoop. We see...
Curated Video
Energy Transformation
Discover how energy from the Sun is converted into different forms, and what happens to energy that is 'lost' from a system. Physics - Energy And Radioactivity - Learning Points. The Sun provides almost all the energy on Earth. Energy...
Curated Video
How Do Generators Work?
Discover how simple magnets and wires can be used to create electricity - and how this principle is now used in national power supplies. Physics - Electricity And Circuits - Learning Points. In 1835 the scientist Michael Faraday made an...
Curated Video
Asteroid Energy
Find out the different ways an asteroid's energy is transformed. Physical processes - Energy and energy transfer - Energy transformation Learning Points There are many types of energy. Energy can be transformed into different types....
Curated Video
Wind Turbines - Wind Energy
Find out how wind turbines transform kinetic energy into electricity. People and places - Future of energy - The energy debate Learning Points Wind power is a renewable energy source. A Twig Context Film. Reinforce and extend the...
Curated Video
Human power station
A team of cyclists attempts to provide all the power needed for a house for one day. Physical processes -Energy and energy transfer - What is energy? Learning Points Kinetic energy is the energy of movement. Energy can be transformed...
Curated Video
Hydroelectric power station
Discover how flowing water can create electrical energy. Physical processes -Electricity and magnetism - Electricity Learning Points A hydroelectric power station produces electricity using running water. Generators convert the kinetic...