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Centre of Gravity: Weight Balance Point
The point from which the whole weight of an object appears to act. 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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Equilibrium
A reversible chemical reaction reaches equilibrium when the concentrations of the reactants and products are constant. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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How We Balance: Part 1
It can take years before our limbs and brain work together well enough to achieve good balance. What role do our ears play in helping us to meet this incredible challenge? Biology - Being Human - Learning Points. Our sense of balance is...
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How We Balance: Part 2
Learn how the brain, eyes, skin and muscles help us achieve the incredible challenge of balancing. Biology - Being Human - Learning Points. Your brain maintains balance by combining information from you eyes, ears, skin and muscles. Your...
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Alcohol and the Brain
Alcohol is consumed in small quantities for pleasure, but long-term use or consumption in greater quantities has alarming effects on the body, especially in younger people. Biology - Healthy Living - Learning Points. Alcohol is a...
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Kidneys
Learn about how the kidneys function, regulate the salt levels in our bodies, filter our blood, and ultimately keep us alive. Biology - Human Body - Learning Points. The kidneys are located just below the ribs - one on each side of the...
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Metallic Bonding
Metals can be strong and hard, or they can be flexible. It's the special behaviour of ions that give metals their different properties. Chemistry - Atoms And Bonding - Learning Points. Metal atoms bond together and create giant lattice...
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Terminal Velocity
If a skydiver jumps out of a plane, when will they stop accelerating? Competing physical forces hold the answer. Physics - Forces - Learning Points. Terminal velocity is the maximum constant velocity. Terminal velocity increases with...
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What is an Ecosystem?
Discover how climate, water, soil, plants and animals function as one and depend on each other in distinct ecosystems, which can range from a pond to an ocean, a tree to a vast forest. Biology - Ecosystems - Learning Points. An ecosystem...
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How Do Carb-Free Diets Work?
What would happen if we removed one of our three basic food groups? Discover how reducing your intake of carbohydrates and increasing protein can affect your body. Chemistry - Chemical Industries - Learning Points. A low-carbohydrate,...
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Centre of Gravity: Finding the Balance Point of Irregular Objects
We use a plumb line and hook to find the centre of gravity of an irregularly shaped piece of card. A hole is punched in the card and it is suspended from the hook. A plumb line is used to let us draw the vertical line under the hole on...
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Van de Graaff Generator
We use a Van de Graaff generator to investigate static electricity. The generator is turned on and we see a spark move between the two domes. We then place a wig on the main dome and see the hair rise as the charge builds and the hairs...
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Introduction to the Brain
What does the brain look like and what does it actually do? What specific functions do the brain stem, cerebellum and cerebrum control? Biology - Being Human - Learning Points. The brain is the most complex object in the known Universe....
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Types of Weather: Wind
What is wind and what are localised winds? Find out about the global cycles which take winds right across the world. Earth Science - Weather - Learning Points. Wind begins with the difference in air pressure. Air moves from areas of high...
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Growing Pains
Learn how bones change shape to form the adult skeleton, the problems this causes for growing teenagers, and how to ensure healthy bones for life. Biology - Being Human - Learning Points. Hormones released during puberty cause a rapid...
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Buoyancy: Upward Force from Surrounding Fluid
The upward force exerted on an object by the fluid which surrounds it. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
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Obesity - Health Risk
Obesity is a condition that can affect animals and humans. Life processes - Humans and other animals - Diet and exercise Learning Points Obesity can damage your health. Excess weight can damage vital organs such as the lungs and heart....
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The Equations and Inequalities: The First Property of the Inequality Relation in N and Z
By the end of this video, the student will be able to: Recognize the first property of the inequality relation in N and Z.9492
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Nervous System Explained In Simple Words
Your nervous system is why you can see this video, scratch your neck, feel hungry and ask yourself, “Who am I?” The human nervous system is a fascinating system with 86 billion neurons and about the same number of glial cells. The main...
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How to Balance Your School & Social Life
Balancing work and personal life can be a real challenge, but finding the right balance is essential for a healthier, happier you. In this video, we’ll explore practical tips to help you manage it all—from setting boundaries with your...
Prime Coaching Sport
Follow along Fitness Class - Balance exercises (all ages)
Follow along Fitness Class - Balance exercises (all ages)
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Algebra | Equations - An Introduction | Maths with Mrs. B
This video introduces the concept of algebraic equations and guides learners through the process of solving one-step equations, step by step. 00:00 Introduction 00:16 What is an Equation? 02:13 Solving Equations 02:32 Example 1 03:23...
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Balance and the Brain to Ear Connection
Our sense of balance is linked to the inner ear. But, under certain circumstances, when input from the eyes contradicts positional information from the inner ear disorientation can result.
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Balance of the Golden Gate Bridge
San Francisco s Golden Gate Bridge takes its name from the narrow opening to San Francisco Bay. It links the city with Marin County. When it opened in 1937 it replaced a ferry service that had been in operation for more than a 100 years....