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GCSE Physics - Atmospheric Pressure #50
This video covers: - Which gases make up our atmosphere - Why atmosphere pressure decreases with increasing altitude - Why it is difficult to breathe at high altitudes General info: - Suitable for all GCSE courses - See below for whether...
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GCSE Chemistry - What is Corrosion and How to Stop it #71
This video covers: - Why do things rust? What are the conditions for rusting? - Whats the chemical equation for rusting? - Corrosion experiment - How to prevent rusting by using the barrier method or sacrificial method - What is...
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GCSE Chemistry - What is a Limiting Reactant? Limiting/Excess Reactants Explained #27
Limiting and Excess Reactants Explained. Often, in chemical reactions there will be less of one reactant that the other - we call this one the limiting reactant because how much reaction can take place. Whereas the more abundant reactant...
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GCSE Chemistry - Waste Water #57
In today's video we'll cover: - What waste water is - The different sources of waste water - How we can treat waste water
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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...
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GCSE Chemistry - Relative Formula Mass #24
This video covers how to find the 'relative formula mass', which is the sum of the relative atomic masses of all the atoms within a molecule or compound. It also covers how to find the the percentage mass of a particular element in a...
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GCSE Chemistry - Percentage Yield #33
This video covers: - The difference between 'actual yield' and 'theoretical yield' - Why the actual yield may be less than the theoretical yield - How to calculate the percentage yield Exam board specific info: AQA - Separate/triple...
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GCSE Chemistry - Oxidation and Reduction - Redox Reactions #39 (Higher Tier)
In this video we cover: - Oxidation and reduction in terms of oxygen and electrons - Redox reactions - Displacement reactions - Ionic equations - Half equations This video is suitable for: - Higher tier only - All exam boards - Triple...
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GCSE Chemistry - How to Test for Gases - Testing for Chlorine / Oxygen / Hydrogen / CO2 #64
In this video, you'll learn: - The test for detecting chlorine gas - The test for detecting oxygen gas - The test for detecting hydrogen gas - The test for detecting carbon dioxide gas
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GCSE Chemistry - Group 1 Alkali Metals #11
What are alkali metals? Why are they so reactive? What are the trends as you go down the group? How do they react with water, oxygen and chlorine? Learn all this and more!
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GCSE Chemistry - Fuel Cells #45
This video covers: - What fuel cells are - How they work - How to write half equations and full equations for fuel cells - The pro's and con's of hydrogen fuel cells Exam board specific info: AQA - Separate/triple science only IGCSE...
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The Respiratory System Song - Fun Biology Music
Unlock the mysteries of the respiratory system with this catchy tune! From the nose down to the alveoli, journey through the process that keeps us all alive. Dive into the wonders of oxygen, carbon dioxide, and the essential steps that...
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Biology Songs that'll Make You Dance (and Learn)
Want to learn about Blood flow, Mitosis, the Respiratory System, or the Digestive System? Well, if you want to do that while also having fun, listen to these biology songs. Learning biology has never been this fun. Individual Songs: -...
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You're (probably) using fat wrong
Fats add flavor to food in all sorts of ways - but they can also backfire.
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Simple rules for cast iron care
Taking good care of your cast iron (or carbon steel!) cookware starts with understanding the chemistry it relies on.
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Taking Care of Your Body
Dr. Forrester explains the benefits of exercise, proper nutrition, and getting plenty of rest for a young, growing individual.
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The Respiratory System
Dr. Forrester describes the body’s respiratory system by highlighting each component of the system and explaining how the diaphragm, larynx, trachea, bronchioles, and air sacs aid the lungs in the human body’s exchange of oxygen for...
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The Circulatory System
Dr. Forrester provides an overview of the various systems in the human body. She then introduces the circulatory system and describes the critical functions of this amazingly efficient system.
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Fermentation
Fermentation analyzes the process of fermentation by describing how cells and organisms acquire and release energy.
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The Geosphere
The Geosphere examines the three layers of Earth's geosphere by discussing each layer and its relation to the others.
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A Pint-Sized Theory
Dr. Forrester defines the terms: molecule and compounds. She explains that every substance of matter is made up of atoms, and she discusses Dalton’s atomic theory.
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The Carbon and Oxygen Cycle
Dr. Forrester talks about the carbon and oxygen cycle. She describes the paths they make through the ecosystem. She also lists the ways that oxygen is removed from the atmosphere and how we use it.
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The Nitrogen Cycle
Dr. Forrester will focus on the nitrogen cycle. She will define and explain how the cycle works.
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The Chesapeake Bay
Dr. Forester explores the Chesapeake Bay ecosystem, identifying key components and threats currently faced.