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Planetary nebula
A glowing cloud of dust and gas surrounding a star towards the end of its life cycle. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
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Carbohydrate
Molecules such as sugar and starch, which form an important energy source for living organisms. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
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Neutral
In between two extremes, neither one thing nor another. 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...
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Hydroxide
Refers to the hydroxide ion, which is a negative ion consisting of an oxygen atom covalently bonded to a hydrogen atom. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise...
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Salt
In chemistry, an ionic compound containing positive metal ions and negative non-metal ions. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
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Characteristics of water – Did you know?
Did you know that each water molecule consists of two hydrogen atoms and one oxygen atom? Material processes - Solids, liquids and gases - Characteristics of water Learning Points The chemical symbol for water is H2O. A Twig...
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Gases – Did you know?
Did you know that the surface of Jupiter is made up entirely of gases? Material processes - Solids, liquids and gases - Gases Learning Points The surface of Jupiter is made entirely of gases. A Twig Tidbit Film - Did you know? A...
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The future of energy
Explore the ways in which scientists are developing new sources of energy. People and places -Future of energy - The future of energy Learning Points Science helps with developing cleaner and more efficient energy sources. A Twig...
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Polar And Nonpolar Covalent Bonds: Easy Explanation With Examples - Chemistry Basics
Are you struggling to understand the difference between polar and nonpolar covalent bonds? This video explains these important chemistry concepts with simple explanations and clear examples. Learn how electronegativity affects bond...
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Master Bond Dipoles in Minutes - Chemistry Made Simple
In this video, you'll master bond dipoles in minutes – Chemistry Made Simple! 🌟 Dive into the fascinating world of bond dipoles and learn how to identify these crucial elements in various molecules. Understanding bond dipoles is...
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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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Lactic Acid: A Case Study in Chirality
Lactic acid (2-hydroxypropanoic acid) is a classic example of a chiral molecule. It contains a chiral center at the second carbon atom, bonded to a hydroxyl group (-OH), a hydrogen atom, a carboxyl group (-COOH), and a methyl group...
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Conformational Isomerism: Rotations that Change Everything
Conformational isomerism arises due to the rotation around single bonds (sigma bonds) within a molecule. Unlike other types of isomerism, conformational isomers, or conformers, can interconvert without breaking bonds. For example, in...
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Bond Fission Explained: Homolytic vs. Heterolytic Splits
Bond fission, the process of breaking chemical bonds, can occur in two ways: homolytic and heterolytic. In homolytic fission, the bond breaks evenly, with each atom receiving one electron, resulting in the formation of free radicals. In...
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Attempts of elements classification: The fundamentals of the periodic table
By the end of this learning object, the student will be able to: recognize the fundamentals of the periodic table.14977
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The Sun: Heart of Our Solar System
Explore the captivating details about the sun, the central star of our solar system. Learn about its immense size, its role in holding the solar system together, and the crucial light and heat it provides to sustain life on Earth. Earth...
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The Importance of the Sun
Our Sun is the only star close enough to be observed in detail. From tracking solar activity to analyzing its chemical makeup, astronomers are eager to understand the Sun's cycles and its potential effects on satellites and the power...
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The Hindenburg Disaster: The End of an Era in Airship Travel
The Hindenburg, the largest airship ever built, met a tragic end when it burst into flames in 1937. This catastrophic event, captured on newsreel footage, marked the downfall of airship travel and undermined faith in this mode of...
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The Future of Fuel Cell Technology
Fuel cell technology is the way of the future for motor transport. It s a clean, zero emission fuel that has no side effects for the environment which is why car makers are starting to develop vehicles to suit the technology.
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Exploring Eco-Friendly Car Options
With the pressure to reduce carbon emissions, small cars that leave less of a footprint are becoming increasingly important.
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Can You Make Water in a Lab?
It is not as easy to manufacture water as it appears. Combining hydrogen and oxygen atoms—the two constituents of water—releases tremendous energy. When combined chemically, these highly flammable gases produce large explosions, as...
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Naming Acids Explained
Struggling to name acids? In this video, we break down naming acids into 3 easy steps. Once you understand these steps, naming acids will be easy for you!
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Electronegativity Periodic Trend - Using the Periodic Table to help determine electronegativity!
Electronegativity is the tendency of an atom to gain an electron. The way I think about it is like tug of war. The stronger an atom can pull in an electron, the higher it’s electronegativity will be. The trend for electronegativity is...
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What in the world is IONIZATION ENERGY?!?
Ionization energy is the amount of energy it takes to remove an electron. The stronger the nucleus can hold on to the electron, the more energy that will be needed to remove the electron. The trend for ionization energy is that it...