Instructional Video7:59
Science ABC

How Does A Helicopter Work: Everything You Need To Know About Helicopters

Pre-K - Higher Ed
A helicopter works on the principle of aerodynamic lift - an upwards force that opposes the weight of the helicopter and holds it the air. So how exactly do the rotors of helicopters help them fly? For any object to fly in the air, it...
Instructional Video3:11
Science ABC

Hair Hanging Explained

Pre-K - Higher Ed
Hair hanging is a circus-style trick in which a person is suspended by only their hair and swung around or held up in the air. Originally conceived in China, it is traditionally performed with the hair wound around a ring or a hook, and...
Instructional Video3:48
Science ABC

Giganotosaurus vs. T Rex: Who Was The Deadliest Predator?

Pre-K - Higher Ed
Tyrannosaurus Rex is, without a doubt, one of the coolest out of all the dinosaurs. With its enormous size, speed, and killer power, it’s hard to deny that it was ferocious, fierce, and beautiful. Well, at least as long as beauty is...
Instructional Video3:26
Science ABC

Could We Dissipate A Tornado By Firing A Rocket Into It?

Pre-K - Higher Ed
A tornado forms when there is a hot layer of atmospheric air that is covered by a relatively cold, dry bank of air above. When the warm air at the bottom of the atmosphere rises (due to its temperature), it pushes up on the cold air...
Instructional Video2:55
Science ABC

Bullets in Water: How Far Can a Bullet Travel in Water?

Pre-K - Higher Ed
In a well-known TV show, a team of experts conducted an experiment to determine the effectiveness of water as a shield against bullets. They used different types of firearms, such as a 9mm pistol, shotgun, M1 Garand semi-automatic...
Instructional Video3:29
Science ABC

Why Is Static Friction Greater Than Kinetic Friction?

Pre-K - Higher Ed
Friction is the resistance that one object or surface experiences when moving over another object or surface. The two types of friction that come into play when moving two objects against one another are static and kinetic. Static...
Instructional Video4:21
Science ABC

Why Don't We Colonize The Moon Instead Of Mars?

Pre-K - Higher Ed
The Moon's proximity to Earth and geological similarity make it an enticing target for colonization. At just three days away, communication delays would be mere seconds. Its surface may also contain frozen water and oxygen extracted from...
Instructional Video3:18
Science ABC

Why Do Tightrope Walkers Carry Long Poles when Walking on A Rope?

Pre-K - Higher Ed
Carrying a pole helps the walker increase their rotational inertia, which aids in maintaining stability while walking over the narrow rope. The pole also adds more weight below the center of gravity of the walker, which is another bonus...
Instructional Video6:02
Science ABC

Archimedes Principle: Explained in Really Simple Words

Pre-K - Higher Ed
Archimedes principle states that if an object is submerged in a fluid, then the buoyant force acting on it is equal to the weight of the fluid displaced by that object. Buoyant force exists because pressure increases as an object goes...
Instructional Video12:24
Flipping Physics

Projectile Motion - AP Physics 1: Kinematics Review Supplement

12th - Higher Ed
In this video, we continue our AP Physics 1 review by diving into kinematics and projectile motion. In this lesson, we walk through several multiple-choice problems related to projectile motion, which are similar to what you can expect...
Instructional Video0:47
Curated Video

Blood pressure

6th - 12th
The pressure that blood exerts against the walls of blood vessels. 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...
Instructional Video0:43
Curated Video

Brittle

6th - 12th
Likely to break or snap suddenly when subjected to a force, as opposed to a ductile material, which can undergo a change in shape when a force is applied. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds...
Instructional Video0:42
Curated Video

Electric force

6th - 12th
The fundamental force that occus between two or more charged particles. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Instructional Video0:40
Curated Video

Stationary

6th - 12th
Not moving, completely at rest. 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...
Instructional Video0:39
Curated Video

Photon

6th - 12th
A particle of light or other electromagnetic energy. 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...
Instructional Video0:38
Curated Video

Gravitational field

6th - 12th
The field around a body of significant mass that exerts a gravitational pull on all other objects in that field. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Instructional Video0:53
Curated Video

Elastic

6th - 12th
Elasticity is the property of a material that affects how easily it will return to its original shape after an external force is applied. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...
Instructional Video0:53
Curated Video

Potential energy

6th - 12th
Energy that is stored by an object because of its position. 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...
Instructional Video0:53
Curated Video

Force

6th - 12th
A 'push' or a 'pull' on an object. 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...
Instructional Video0:52
Curated Video

Magnetic force

6th - 12th
A force acting between magnets or moving electric charges. 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...
Instructional Video0:52
Curated Video

Work

6th - 12th
Mechanical work is the energy transferred by a force in moving through a distance. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Instructional Video0:50
Curated Video

Metallic bond

6th - 12th
A metallic bond is the attractive force that exists between positively charged ions and the 'sea' of negative electrons in a metal element. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
Instructional Video0:50
Curated Video

Gravity - Attractive Force of Mass

6th - 12th
An attractive force that acts between all matter that has mass, and is proportional to mass. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Instructional Video0:47
Curated Video

Vector

6th - 12th
A quantity that has both magnitude, or size, and direction. 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...