Curated Video
GCSE Physics - Density #27
This video covers - The concept of density - The equation for density and how to use it - How to measure density for: - Regular solids - Irregular solids - Liquids General info: - Suitable for all GCSE and IGCSE courses - Suitable for...
Curated Video
GCSE Chemistry - The Mole (Higher Tier) #25
This video covers the term 'mole', explains 'Avogadros constant', and runs through examples of the sort of calculations you might have to do with moles. This video is suitable for: - Higher tier only - All exam boards - Triple and...
Curated Video
GCSE Chemistry - Moles, Concentration & Volume Calculations #29
This video covers: - How to use the moles = concentration x volume equation - A worked example using the above equation and molar ratios Exam board specific info: AQA - Higher tier only IGCSE Edexcel - Higher tier and separate science...
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GCSE Chemistry - What is an Ionic Compound? Ionic Compounds Explained #15
This video covers everything you need to know about ionic compounds - their structure; their properties; and most how to determine their formula. We also cover the common ions that you need to know for the exams! This videos is suitable...
Curated Video
GCSE Chemistry - State Symbols & Predicting States of Matter #32
This videos covers how to use state symbols to show the physical state that substances are in, and also how to predict the state from melting and boiling point data. This video is suitable for: - Higher and Foundation tiers - All exam...
Curated Video
GCSE Chemistry - Purity and Formulations #62
In this video, you'll learn: - What the term 'purity' means - How we use physical and chemical tests to check for purity - The effect of purity on melting and boiling points - What the term 'formulation' means - Some common uses of...
Curated Video
Mix it Up!
Dr. Forrester explains that materials in simple mixtures can be separated because they have different properties. She teaches that combining two or more substances can make new materials with different properties. She also identifies...
Professor Dave Explains
Introduction to Modern Philosophy: The Emergence of Rationalism
With medieval philosophy covered, it's time to dive into modern philosophy, which started with the Renaissance, and lasted until the turn of the 20th century. The beginning of this era is market by the onset of rationalism and...
Curated Video
Meet and Greet: Slick
Jessi introduces you to Slick the Tiger Salamander! He's cute, he's slimy, and you'll have to watch the video to find out more.
Curated Video
Separating Solids
Separating Solids demonstrates that mixtures of solids can be separated based on their observable properties, including particle size, shape, color, and magnetic attraction.
Professor Dave Explains
The Golden Era of Pharmaceutical Research
After WWII, the leadership of the pharma industry was taken over by America, just as with many other industries. And heavy investment in pharma research produced some spectacular breakthroughs that made this post-war era the "Golden Era...
Curated Video
Caring For Your Changing Skin
Dr. Algae explains that during puberty excess oils collect on your skin. He then offers several methods for taking care of your skin and tips to help to reduce acne and blemishes.
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.
Curated Video
Homogeneous and Heterogeneous Mixtures
Homogeneous and Heterogeneous Mixtures explores characteristics of mixtures and solutions by explaining homogenous and heterogeneous mixtures.
Curated Video
Factors Affecting Dissolving Rates
Factors Affecting Dissolving Rates identifies the conditions that will speed up or slow down the dissolving process by adding salt and sugar to both cold water and warm water, with and without stirring.
Curated Video
Soluble or Insoluble?
Soluble or Insoluble classifies soluble and insoluble materials by conducting an experiment of adding various materials to warm water.
Curated Video
Chemical Reaction in a Bag
Chemical Reaction in a Bag demonstrates that energy has the ability to cause motion by conducting an experiment that involves adding vinegar to baking soda in a zippered sandwich bag.
Curated Video
Mixtures and Solutions
Mixtures and Solutions explores properties of matter by differentiating between pure substances, mixtures, and solutions.
Curated Video
Characteristics of Gases
Characteristics of Gases compares and contrasts the basic properties of gases by reviewing volume, color, and temperature.
Curated Video
Athenian Impieties
Classicist Richard Janko (Michigan) describes how classical Athenian society was much more sensitive to religious fundamentalism than many people might imagine.
Brainwaves Video Anthology
Michael J. Sorrell, Ed.D. - Teachers Make a Difference - Paul Dawson and Ron Kirk
Dr. Michael J. Sorrell is the longest-serving President in the 151-year history of Paul Quinn College. During his 16 years of leadership, Paul Quinn has become nationally celebrated for its ability to reimagine higher education to better...
Curated Video
Molarity
This video will explain the concept of a mole and how to calculate the molarity of a solution using concentration of solutions.
Curated Video
Boiling Points and Melting Points
Boiling Points and Melting Points examines boiling point and melting point by defining and exploring examples.
Curated Video
Gas Chromatography
The video : “Gas Chromatography” explains the process of chromatography, with a focus on gas chromatography and how it can be used effectively in the field of forensics.