Curated Video
Chemical bond
Bonds between atoms that allow the formation of chemical compounds. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
SciShow
5 of the World's Most Dangerous Chemicals
They explode when you touch them. Even a millionth of a gram can kill you. They can even disable you with their horrifying smell. SciShow introduces you to give of the most dangerous chemicals in the world.
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...
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...
TMW Media
Naming Molecular Compounds
This program covers the very important topic of naming molecular compounds. We begin by discussing how molecular compounds form and how they arise in nature. We discuss in detail the naming method for molecular compounds including all of...
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...
Astrum
How is it possible to measure the distance to stars and galaxies?
We can't use tape measures, rulers or lasers to measure the astronomical distances to stars and galaxies, so how do we do it?
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
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.
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...
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
Calculating Probability Using Ratios
This video emphasizes the importance of equal probability for each event and provides examples of finding the probability of landing on a specific color on a spinner and the probability of selecting specific fruits from a bowl.
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
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,...
Catalyst University
Combining Cations & Anions to Name Ionic Compounds
Here, I show you how to write the formula for an ionic compound given the cation and anion. [5 examples]
Curated Video
Active Directory with Windows Server 2016 - AD Migration
In this video, learn how to use the AD Migration Tool (ADMT) to move users, groups, resources, and assets to different domains and forests, and including implementing pre-migration steps and final options. This clip is from the chapter...
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
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...
Science360
Removing radioactive waste from water 5 not-so-easy steps
Chemists at the University of Iowa, led by associate professor Tori Forbes, are using National Science Foundation funding to investigate how to remove radioactive substances from water. Forbes' team creates and tests various chemical...
Curated Video
Creating a Lives Counter in Scratch Pacman Game
In this lesson of creating your own Pacman game using Scratch, students learn how to implement a lives counter for Pacman. By setting the initial lives to three and decreasing them each time Pacman is caught by a ghost, the game adds a...
Curated Video
Isomers
Molecules with identical molecular formulas but in which the atoms are arranged differently. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
After Skool
PLAYING GOD - The Story of Synthetic Life
In 2016, the first synthetic organism of original design was created. When you hear this statement, what does it make you think of? The word synthetic does imply that something was built by man. But if you're imagining artificial...