Curated Video
Introduction to Representing Elements and Compounds in Chemistry
This video is a lesson on how to represent elements and compounds in terms of the atoms they can take. The video covers the definition of an element, the periodic table, chemical symbols, and formulas. It also explains how compounds are...
Curated Video
Describing Data Sets
In this video, students will learn how to describe a data set by using the characteristics of the quantity measured. The video covers different types of data representations such as dot plots, histograms, and tables, and explains how to...
Curated Video
Molecules, compounds and types of chemical bonds
What is the difference between a molecule and a compound? What are the main types of chemical bonds? In this video, we will be answering those questions and more.
Visual Learning Systems
Investigating Mixtures, Solutions, Elements, and Compounds: Investigating Compounds
Upon viewing the Investigating Mixtures, Solutions, Elements, and Comnpunds video series, students will be able to do the following: Understand that everything we see, touch, and even things we can't see are made up of matter. Understand...
Science360
Hydraulic fracturing Using scientific methods to evaluate trade-offs
In Colorado, drilling for oil and natural gas using hydraulic fracturing, sometimes referred to as fracking, is big business. But questions about its impact on the air and water are far from settled. With support from the National...
Visual Learning Systems
The Chemistry of Compounds
In this video, students learn about the concept of compounds and how they are formed by the chemical combination of two or more elements. The example of water is used to illustrate how molecules, which are the smallest particles of a...
Curated Video
Atoms and Elements: Defining Terms
Atoms and Elements: Defining Terms distinguishes the differences between an atom, an element, a molecule, and a compound.
Professor Dave Explains
Types of Matter: Elements, Compounds, and Mixtures
What's the difference between a physical change and a chemical change? What are elements, compounds, pure substances, and mixtures? So many definitions to learn! Don't worry, Professor Dave will take you through the details.
Schooling Online
Chemistry Properties and Structure of Matter: Properties of Matter - Naming Covalent Compounds
This lesson will discuss the rules for writing the names and chemical formulae of covalent molecules and covalent networks. Definitions included: compound, ionic compound, covalent compound, covalent bond, electronegativity, molecular...
Curated Video
Conditions for Optical Activity: When Molecules Twist Light
For a molecule to exhibit optical activity, it must be chiral, meaning it has no internal plane of symmetry. Additionally, the solution or compound should not contain equal amounts of enantiomers (racemic mixture), as these cancel out...
Curated Video
Factpack: Elements, Compounds, Mixtures
Definitions and examples of three distinct chemical classifications: elements, compounds and mixtures. Chemistry - Atoms And Bonding - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic,...
Curated Video
Compound
A substance composed of more than one chemical element, whose atoms are held together by strong chemical bonds and are combined in a fixed ratio. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using...
Wonderscape
Science Kids: The Amazing Circulatory System
This video is an educational lesson about the circulatory system. The teacher explains how the circulatory system works, including the functions and parts involved. The video covers topics such as the role of the heart, blood vessels,...
FuseSchool
What Are Intermolecular Forces
Learn what intermolecular forces are, the three most common types and the differences between them. An intermolecular force is simply an attractive force between neighbouring molecules. There are three common types of intermolecular...
Rock 'N Learn
What is Multiplication?
Here is the fun and easy way to learn to read with Rock 'N Learn Mathematics. Enjoy learning with fun, catchy, engaging mathematics songs.
Catalyst University
Chemistry | How to Name Binary Molecules
In this video, we discuss the rules [with examples] for naming binary molecules in general chemistry.
TMW Media
Ionic Compounds with Polyatomic Ions
This program covers the very important topic of ionic compounds with polyatomic ions. We discuss the concept of a polyatomic ion as simply the grouping of atoms that has a net charge associated with it. We then discuss how these...
Curated Video
Ionic compound
A chemical compound typically formed from metal and non-metal elements combining. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
SciShow
The Strongest Bases in the World
Acids are widely considered to be the scariest chemical compounds of all, but bases can be just as powerful. Most powerful of all are a special class of pH scale-defying bases called superbases!
Curated Video
Molecule
Two or more atoms held strongly together by covalent bonds. 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...
Curated Video
Unlocking Carbon's Secrets Electronic Configurations and Valency in the Carbon Family
Group 14 elements are carbon (C), silicon (Si), germanium (Ge), tin (Sn), and lead (Pb). Their valence electron configuration is unique and is shown by the symbol ns²np². This set-up shows that there are two electrons in the outermost s...
FuseSchool
Law Of Constant Composition
Learn the basics about the law of constant composition and how to apply it. The law of constant composition states that in a given chemical compound, all samples are made up of the same elements combined in the same proportions. So what...
Curated Video
Molecular formula
A formula that shows the actual numbers of atoms of each element in one molecule of a compound. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...