Curated Video
GCSE Physics - Kinetic Energy #2
In this video you'll learn: - How speed and mass affect kinetic energy - How to use the kinetic energy equation General info: - You need to memorise the equation for kinetic energy - Suitable for all GCSE and IGCSE courses Exam board...
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GCSE Physics - Fuses and Earthing #23
This video covers: - What a surge is and how it can cause harm - How safety features can protect us from that harm - In particular: fuses, circuit breakers, earth wires and insulation
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GCSE Physics - Elasticity, spring constant, and Hooke's Law #44
This video covers: - The types of elasticity (compress, stretch & bending) - The types of deformation (elastic & inelastic) - Hooke's Law - Idea of extension - Spring constant - Force-extension graphs General info: - Suitable for all...
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GCSE Physics - Elastic Potential Energy and F = ke Equations #45
This video covers: - How to use the F = ke equation - What the spring constant k really means (how stiff the object is) - How to use the EPE = 0.5 k e^2 equation (EPE is elastic potential energy) - That the gradient of a force-extension...
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GCSE Physics - X-Rays and Gamma Rays #68
This video covers: - How x-ray machines work - How gamma rays are used to sterilise food and medical equipment - The pro's and con's of using radiation Exam board specific info: AQA - Everything is relevant to your course! IGCSE Edexcel...
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GCSE Physics - Visible and UV Light #67
This video covers: - The different colours of visible light - How light is used is optical fibres - The concept of fluorescence with ultraviolet radiation - How ultraviolet radiation can be used in security General info: - Suitable for...
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GCSE Physics - Velocity Time Graphs #54
This video covers: - How to interpret velocity-time graphs - How to calculate total distance travelled using a velocity-time graph - What the gradient of the line means General info: - Suitable for all GCSE and IGCSE courses - See below...
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GCSE Physics - The difference between Speed and Velocity & Distance and Displacement #51
This video covers: - The difference between scalar and vector quantities - Why speed is scalar, but velocity is a vector - The difference between distance and displacement - How to calculate speed and velocity - Common speeds you need to...
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GCSE Physics - Terminal Velocity #55
This video covers: - The concept of terminal resistance - What affects air resistance - The link between resultant force and acceleration General info: - Suitable for all GCSE and IGCSE courses - See below for whether it is higher or...
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GCSE Physics - Specific Latent Heat #29
This video covers: - The idea that the temperature of a substance is just the average of the internal energy of all the particles it's made of - The concept of specific latent heat - The specific latent heat of vaporisation - The...
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GCSE Physics - Power and Work Done #7
This video covers: - The two definitions of power - Difference between energy transferred and work done - How to use the power equation General info: - Suitable for all GCSE and IGCSE courses Exam board specific info: AQA - Everything is...
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GCSE Physics - Resultant Forces & Free Body Diagrams #42
This video covers: - What a resultant force is - What free body diagrams are - How to calculate the resultant force from a free body diagram - The idea of splitting up the forces into horizontal and vertical components General info: -...
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GCSE Physics - Refraction of waves #63
In this video we cover the following: - What 'refraction' means - When refraction occurs - How to draw ray diagrams for the refraction of light - The idea that during refraction, the wavelength of a wave stays constant, and it is the...
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GCSE Physics - Newtons First and Second Laws #56
This video covers: - Newton's first law - Newton's second law - F=ma equation - The idea of circular motion - Inertia and inertial mass General info: - Suitable for all GCSE and IGCSE courses - See below for whether it is higher or...
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GCSE Physics - Newton’s Third Law #57
This video covers: - Newton's third law - How it relates to the F=ma equation - The idea that the smaller mass is the one more likely to move General info: - Suitable for all GCSE and IGCSE courses - Suitable for higher and foundation...
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GCSE Physics - Momentum Part 1 of 2 - Conservation of Momentum Principle #59
This video covers: - What momentum is - How to calculate the momentum of an object - The idea that momentum is a vector quantity - What 'the conservation of momentum principle' is - A worked example of how you can use the conservation of...
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GCSE Physics - Microwaves and Infrared #66
This video covers: - How microwaves are used to heat food - How microwaves are used in satellite communication - The idea that hotter objects emit more infrared radiation - How we use infrared radiation to cook things General info: -...
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GCSE Chemistry - Esters #59
This video covers: - What esters are - How they're made from carboxylic acids and alcohols - Their properties Exam board specific info: AQA - Everything is relevant to your course! You only need to know the example of ethyl ethanoate....
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GCSE Biology - What is DNA? (Structure and Function of DNA) #65
This video covers: - The structure of DNA - What nucleotides are - Complementary base pairing - How genes code for proteins - The functions of proteins Exam board specific info: (probably useful for everyone though) AQA - Separate/triple...
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GCSE Biology - Pros and Cons of Sexual and Asexual Reproduction (Part 2) #72
This video covers: - Brief summary of sexual and asexual reproduction - The advantages and disadvantages of each Exam board specific info: AQA - Separate/triple science only IGCSE Edexcel - Separate/triple science and higher tier only -...
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GCSE Biology - Plant Disease and Defences #46
This video covers: - How plants get diseases, e.g. from microorganisms, larger organisms, and mineral deficiencies - How to diagnose plant diseases - How plants defend themselves against diseases Exam board specific info: AQA -...
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Biology - How the Kidneys Work - (Kidneys Part 1/3) #27
This video covers: - The 3 main functions of the kidneys: 1) removing waste, 2) regulating levels of ions, and 3) regulating levels of water - How the kidneys can achieve all of this using filtration and selective reabsorption - How...
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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...
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GCSE Physics - Components #19
This video covers: - The symbols of all the main components you need to know - What LEDs are - The graphs and uses of LDRs and thermistors General info: - Suitable for all GCSE and IGCSE courses - Suitable for higher and foundation tiers...