Curated Video
Discovering Reaction Molecularity
Molecularity definition, Determination of molecularity in HI decomposition. Order & Molecularity of Reaction part 2
Curated Video
Improve Reaction Speed :Temperature and Catalysts
Influence of Temperature & Catalyst on Rate of Reaction - N2O5 dissociation, Role of MnO2 catalyst,influence of surface area of zinc catalyst. 3 Factors influencing Rate of Reaction part 1
Curated Video
Revealing the Dynamics : The Effect of Pressure and Concentration on Reaction Rates
Factors Affecting Rate of Reaction - Concentration & Pressure, Rate of Ammonia, electronic explanation, influence of bonds on rate, formation of ZnCl2, role of Effective collisions & Partial Pressures. 3 Factors influencing Rate of...
Curated Video
Grasping Rate of Reaction Expression and Visualization
Detailed conceptual explanation of rate using experiment,represntation, molar concentration vs time graph, Average Rate. Rate of Reaction and Instantaneous Rate part 2
Curated Video
Unlocking Chemical Kinetics Arrhenius Equation : Exponential Factors
Calculation of Exponential factor using Arrhenius Equation. Arrhenius Equation - Activation Energy & Temperature part 6
Curated Video
Secrets of Product Fraction with Activation Energy
Calculation of Product Fraction with Activation Energy using Arrhenius Equation. Arrhenius Equation - Activation Energy & Temperature part 5
Wonderscape
Oceans and Climate: The Crucial Role of Our Planet's Waters
This video delves into the significant impact of oceans on global climate. It explains how oceans, covering 70% of the Earth's surface, absorb and redistribute solar energy, influencing weather patterns and climate zones. The process of...
Wonderscape
The Spark of Knowledge: Understanding Electricity
Explore the essentials of electricity in this engaging video. Learn how it powers our daily devices and delve into the atomic world of neutrons, protons, and electrons. Discover the fascinating process of how electrical charges are...
Wonderscape
Snake Venom: A Potential Lifesaver
Uncover how snake venom, often seen as deadly, can be a source of life-saving medical treatments. This video explains the process of venom extraction and its transformation into medicines. Discover how toxins from species like the...
Curated Video
Does Water Expand When It Freezes?
Yes, water expands when it freezes. Note that the word “expands” here indicates an increase in volume. So, a technically sound way to put it would be—water’s volume increases when it freezes. This statement is accurate, and you can test...
Curated Video
What is Diffusion? How Does it Work? What Factors Affect it? #7
This video covers - What diffusion is - How it works - How it applies to cell membranes - The 3 factors that affect the rate of diffusion (concentration gradient, temperature, surface area) Exam board specific info: KS3 All relevant to...
Curated Video
GCSE Chemistry - Exothermic and Endothermic Reactions #43
In this video we cover : - What exothermic and endothermic reactions are - What reaction profiles are and how to draw them - What activation energy is and how we show it on reaction profiles
Curated Video
GCSE Chemistry - Differences Between Compounds, Molecules & Mixtures #3
This video covers: 0:21 - What a molecule is 1:11 - What a compound is 3:11 - How to use brackets in a chemical formula 4:48 - What a mixture is This video is suitable for: - All tiers - All exam boards - Triple and combined science
Curated Video
GCSE Chemistry - Condensation Polymers (Polyesters) #60
This video covers: - What condensation polymers are - How they're made from dicarboxylic acids and diols - How the monomers join together (ester bonds) - How to write the equations - Why condensation polymers are more biodegradable than...
Curated Video
GCSE Chemistry - Bond Energies #44 (Higher tier)
This video covers: - What bond energies are - That bond breaking is endothermic - That bond formation is exothermic - How to calculate bond energies - Two example calculations This video is suitable for: - Higher tier only - All exam...
Curated Video
GCSE Biology - What is the Carbon Cycle? What is the Water Cycle? Cycles Explained #88
Carbon and water cycles both fully explained for your exams.
Curated Video
GCSE Biology - Surface Area to Volume Ratio
This video covers: - What surface area to volume ratio means - How to calculate surface area and volume - Why large organisms need specialised exchange surfaces and transport systems
Curated Video
GCSE Biology - Specialised Exchange Surfaces
This video covers: - What exchange surfaces are - The key features of exchange surfaces - Specific examples including alveoli, villi, root hair cells, and leaves
Curated Video
GCSE Biology - Respiration #21
Respiration is the essential process that takes place in all of our cells to release energy from glucose. Learn the different types, the equations for them, and everything else you need to know for your exams!
Curated Video
GCSE Biology - Osmosis #8
In this video, we cover: - What osmosis is - How osmosis works - How to understand water concentration Exam board specific info: AQA - Suitable for everyone IGCSE Edexcel - Suitable for everyone Edexcel - Suitable for everyone OCR 21st...
Curated Video
GCSE Biology - Monoclonal Antibodies #40
In this video, we cover the following: - What a monoclonal antibody is - What 'B-cells' (or 'B-lymphocytes') are - How antigens stimulate the production of antibodies - How we combine B-cells and Tumor cells to produce Hybridomas -...
Curated Video
GCSE Biology - Food Chains & Predator Prey Cycles #85
For ecosystems to function they need energy; and we can see how this energy moves through ecosystems with food chains. We also explore how the populations of predators and prey vary over time with predator prey cycles.
Curated Video
GCSE Biology - Active Transport #9
This lesson covers: - What active transport it - How it's different to diffusion - How root hair cells are adapted to absorb mineral ions Exam board specific info: AQA - Suitable for everyone IGCSE Edexcel - Suitable for everyone Edexcel...
Curated Video
Biology - Kidney Failure (Kidneys Part 3/3) #29
This video covers: - What happens when the kidneys stop working (kidney failure) - How we can treat kidney failure - What dialysis is, and how it cleans the blood - How a kidneys transplant works