A Level Physics: AQA: Particle Physics: Conservation Laws Burrows Physics 2024-10-11 | A Level Physics: AQA: Particle Physics: Conservation Laws
Using Newtons Laws to Prove Atoms Exist Burrows Physics 2022-02-24 | In this video I look at the Brownian motion experiment with water and pollen and how observations from that experiment can be used along with Newton's Laws to deduce that atoms exist (or at least that there are some small, invisible, high speed particles)00:00 Introduction00:30 Original concept of atoms01:32 Brownian Motion02:45 Explaining3:20 Newton's First Law5:40 Scale of atoms
Using Newtons Laws to explain Bending Free Kicks Burrows Physics 2022-02-20 | In this video I look at how we can use Newton's Laws of motion of explain how a spinning object experiences a force from the fluid in which it is moving.00:00 Introduction00:57 Roberto Carlos01:40 Stupid Biology Explanation02:33 Explanation Structure04:39 Newton's Laws08:03 Diagrams11:15 Smoke chamber
Physics: Memorising vs Learning Burrows Physics 2022-02-15 | A video where I discuss one of the key pitfalls students fall into with physics: Just trying to memorise answers rather than actually learn physics.I will follow this video up with some videos about how I think through physics to learn how different scenarios work.00:00 Introduction00:20 Definitions01:08 What is Physics?01:17 Biology sucks02:15 Don't be a memoriser04:50 OK some memorisation is needed
Edexcel GCSE Physics: Specification Review: Section 2: Motion and Forces: Part 1 Burrows Physics 2021-08-02 | This video contains content on: 2.1: Recall that a scalar is a quantity with only magnitude.2.2: Recall that a vector quantity has magnitude and direction.2.3: Describe the difference between scalars and vectors.2.4: Recall some examples of scalars and vectors.2.5: Recall that velocity is speed in a stated direction.2.6: Recall (and re-arrange) the equation for average speed.2.7: Analyse distance vs. time graphs including determining speed from the gradient.
Edexcel GCSE Physics: Specification Review: Section 1: Key Concepts in Physics Burrows Physics 2021-08-01 | A video going through the 4 parts that make up section 1 of the Edexcel GCSE Specification1.1: Recall and use the SI units of physical quantities.1.2: Recall and use multiples and sub-multiples of units.1.3: Convert between different units1.4: Use significant figures and standard form.
GCSE Electricity: Measuring the efficiency of a motor Burrows Physics 2021-01-29 | A demonstration of how to measure the efficiency of a motor by lifting mass to measure the change in GPE (useful work done) and using an ammeter, voltmeter and stopwatch to measure electrical energy (total input energy)
Forces and motion: Miss-conceptions about acceleration Burrows Physics 2021-01-01 | Acceleration is one of the most miss-understood quantities used to measure motion. This video highlights some of the common rules / thoughts students have about acceleration and shows examples of where these rules are clearly wrong. The video finishes with some summary questions challenging the viewer to evaluate their knowledge of the counter-examples used.
Forces and motion: What are positive and negative acceleration? Burrows Physics 2021-01-01 | A video describing what it means when we say acceleration is positive or negative.The video starts by reviewing what we mean by average / instantaneous acceleration. The video then shows some examples of the impact acceleration has if it is positive / negative to give a greater understanding of what that means. The video finishes with some practice questions so the viewer can evaluate their understanding.
Forces and motion: Acceleration in 2D Burrows Physics 2021-01-01 | This video shows how we can determine the final velocity of an object when it experiences acceleration in different directions e.g. perpendicular to its velocity or another direction.The video starts by recapping what acceleration and velocity are. It then goes on to show worked examples of calculating final velocity if acceleration is in different directions (this involves using Pythagoras' theorem, trigonometry and also the sine / cosine rules). The video finishes with some practice questions so the viewer can evaluate their understanding.
Forces and motion: Acceleration Burrows Physics 2021-01-01 | A video describing what average acceleration and instantaneous acceleration are.The video starts of reviewing what velocity is and what vectors are. The video then defines both types of acceleration before showing some worked examples on how to calculate each of them. The video finishes with some practice questions so the viewer can evaluate their understanding effectively.
Forces and motion: Speed and velocity of gas particles Burrows Physics 2020-12-31 | A video reviewing the behaviour of particles of a gas firstly in terms of instantaneous speed and average speed and the finally in terms of instantaneous and average velocity.The video also includes how these quantities change with temperature and the distribution of particle speeds (Maxwell-Boltzmann distribution)
Forces and motion: Adding vectors (2D) using Sine and Cosine rules Burrows Physics 2020-12-31 | A video showing how show to add vectors in 2D using the SINE and COSINE rules including how to deal with an answer that appears to make no sense!The video starts by reviewing what the sine and cosine rules are and goes through an example showing the thought process you go through in order to choose the correct rule to use. The video finishes with a practice question for the user with a twist at the end!
Forces and motion: Adding vectors in 2D using trigonometry and Pythagoras Theorem Burrows Physics 2020-12-31 | This video shows worked examples of resolving 2 vectors into perpendicular components using trigonometry before then using Pythagoras' Theorem to calculate the resultant of those 2 vectors and trigonometry to find the direction of the resultant.The video starts by reviewing what Pythagoras' Theorem and SOHCAHTOA are and then shows worked examples using these tools. The video finishes with a practice question for the viewer to use (which is then reviewed at the end)
Force and motion: Resolving vectors using scale diagrams and trigonometry Burrows Physics 2020-12-31 | A video showing the resolution of vectors into 2 perpendicular components using both scale diagrams and also using trigonometry.The video starts by reviewing the rules of vector addition (since resolution is the exact opposite of this), it then shows some worked examples of resolution of vectors and finishes with a practice question for the viewer to attempt before finishing with its worked solution.
Extension content: Deriving the Sine and Cosine rules Burrows Physics 2020-12-31 | This is a video showing how the sine and cosine rules are derived using Pythagoras' Theorem and the rules of trigonometry.The aim of this video is to introduce the sine and cosine rules in preparation for the following video showing how these rules can be applied to adding 2D vectors.
Forces and motion: Vector addition using scale diagrams (1D) Burrows Physics 2020-12-30 | A video showing the rules for adding vectors using scale diagrams.The video starts by reviewing what vectors are and the quantities that are vectors. The video then goes through some examples of vector addition and then finishes with a question for the watcher to attempt on their own.
Forces and Motion: Vector addition using scale diagrams (2D) Burrows Physics 2020-12-30 | Following on from the video on adding vectors in 1D, this video shows how to apply the same rules to add vectors in 2D.The video starts by reviewing what vectors are and the rules for adding vectors in 1D. It then shows some examples of adding forces in 2D before giving the watcher a practice question to attempt.
Forces and motion: Average velocity and instantaneous velocity Burrows Physics 2020-12-29 | A video describing the difference between average velocity and instantaneous velocity which is commonly abbreviated to velocity.The video starts by recapping some ideas from previous videos on average speed and instantaneous speed and also the video on displacement.The video then describes the difference between the 2 velocities and shows how they can be calculated.The video finishes with some summary questions to the view to attempt which are reviewed to allow for evaluation of the effectiveness of learning.This is a final section at the end showing the notes I would have taken from the video including the retrieval cues I would use to help develop long term memories.
Forces and motion: Average speed and instantaneous speed Burrows Physics 2020-12-29 | A video describing what average speed and instantaneous speed are and how each of them are calculated.The video starts by reviewing what a scalar is and also getting the viewer to think about what they think speed is and what instantaneous means. The video then takes you through what each of the speeds are and shows examples of how they are calculated and then the video finishes with some practice questions for the viewer to try and see how well they have understood the key ideas.The video also finishes with examples of what my notes would look like with techniques used to promote retrieval in future to develop long term memories.
Forces and motion: How are speed and velocity different? Burrows Physics 2020-12-29 | In this video I describe the differences between speed and velocity. I go into additional detail about how the fact speed is a scalar and velocity is a vector means calculating changes in them different including showing examples of calculations for both.This video is designed to follow my videos on average + instantaneous speed and also average + instantaneous velocity.
Forces and motion: Adding distances and displacements Burrows Physics 2020-12-28 | A video describing how to add distance and also add displacements. It follows on from previous videos on trigonometry and also describing what distance and displacement are.This video sets out to highlight that in both cases the order in which you add the movements doesn't matter but with displacements the direction of the movements can produce different magnitudes and directions of the overall displacement.
Forces and motion: Distance and displacement Burrows Physics 2020-12-28 | A video describing the similarities and differences between distance and displacement.This video builds on skills contained within the video on trigonometry in physics and also on the video called scalars and vectors (it would be a good idea to watch both before watching this video)The video starts with a recap of previous content and finishes with a review of the key content covered in the video.
Forces and motion: Trigonometry in physics Burrows Physics 2020-12-28 | In this video we show the origins of trigonometry including how the quantities sine, cosine and tangent were defined. (we also look at the language origins of the terms used)We then look at how trigonometry can be used when determining the direction of a vector produced by adding lots of vectors together.This video is designed to support videos about vectors: displacement, velocity, acceleration and force.
Forces and motion: Gradients Burrows Physics 2020-12-28 | A video to introduce you to what what a gradient is and how we describe the gradients of graphs. The video will start by asking you about what you already know and then introduce you to:-How we describe gradients (positive / negative or increasing / decreasing / constant)-How we calculate gradients (both of straight line and non-linear graphs)At the end of the video there is a review section so you can be clear that you have taken away the key ideas and the final part of the video I share with you what my notes would look like to structure them in a way to help build long term memories of the key information.The content of this is designed to cover both GCSE and A Level material for all exam boards to give you a complete picture of school level forces and motion.
Extension content: Differentiation from first principles using gradients Burrows Physics 2020-12-28 | This video is a supplement to the forces and motion playlist (it takes the material covered on gradients and shows you how it leads to the process of differentiation)These concepts are not required for either GCSE of A Level maths / physics but will be of interest to people who want to understand what they are doing and how what they are learning can be used.
Forces and motion: Scalar and vector quantities Burrows Physics 2020-12-28 | A video to introduce you to what scalars and vectors are. The video will start by asking you about what you already know and then introduce you to:-How a scalar is described.-How a vector is described.-How adding vectors is different to adding scalars (to help understand why we classify quantities into these 2 categories)At the end of the video there is a review section so you can be clear that you have taken away the key ideas and the final part of the video I share with you what my notes would look like to structure them in a way to help build long term memories of the key information.The content of this is designed to cover both GCSE and A Level material for all exam boards to give you a complete picture of school level forces and motion.
Forces and motion: What does a force do? Burrows Physics 2020-12-28 | A video to introduce you to what forces do and how we know which direction they act. The video will start by asking you about what you already know and then introduce you to:-What a force is-What a force does-Newton's first law-What direction a force is acting.At the end of the video there is a review section so you can be clear that you have taken away the key ideas and the final part of the video I share with you what my notes would look like to structure them in a way to help build long term memories of the key information.The content of this is designed to cover both GCSE and A Level material for all exam boards to give you a complete picture of school level forces and motion.
GCSE and A Level Physics: Worked examples using V = IR Burrows Physics 2020-10-29 | Some worked examples showing how to apply V = IR correctly and in doing so avoiding some very common errors that people make using this equation.Suitable for both GCSE and A-Level.
GCSE Physics: Centre of mass and bottle tipping experiment Burrows Physics 2020-06-23 | A brief overview of how centre of mass affects how easy it is to topple an object over and its impact on how the toppling point for a bottle changes as you increase the amount of water in it.
Google Sheets: Plotting several sets of data on the same graph Burrows Physics 2020-06-15 | A tutorial video showing how to plot several sets of data on the same scatter graph and also some tricks for calculating values faster.
A Level Physics: Special relativity twins scenario worked solutions Burrows Physics 2020-06-15 | A video showing the same scenario from 3 different reference frames showing how to determine the times and speeds of objects from the different perspectives.
GCSE Physics: Revising Circuitry Laws Quiz Review Burrows Physics 2020-06-07 | A video reviewing a quiz on current laws, potential difference laws and combining resistor laws.
GCSE Physics: Electricity Gap Fill Review Burrows Physics 2020-06-04 | A video reviewing the key information you just have to know about circuits before you can solve more difficult circuit problems.
GCSE Physics: Fields in physics Burrows Physics 2020-06-03 | A video comparing the different types of fields in physics (gravitational, electric and magnetic) and looking at similarities and differences between them and how they interact with each other.
A Level Physics: Time Dilation and Length Contraction Burrows Physics 2020-05-31 | A video showing the derivation of the time dilation / length contraction equations and showing how special relativity equations can be used to make accurate predictions for muon decay.
A Level Physics: Light, Electromagnetic Waves and the Aether Burrows Physics 2020-05-30 | An introduction to light as an electromagnetic wave and how the aether was disproved.Links:Maxwell's equations: youtube.com/watch?v=8PE5GEXqmT8&t=76sMeasuring the speed of light: youtube.com/watch?v=h_UMabvPrws&t=168sMichelson Morley: youtube.com/watch?v=RGp3FZSi900&t=115s
A Level Physics: Introduction to special relativity Burrows Physics 2020-05-30 | An introduction to the concepts of Galilean relativity (intuitive relativity) followed by an introduction to special relativity.Link: youtube.com/watch?v=yuD34tEpRFw
A Level Physics: Plotting a custom excel graph Burrows Physics 2020-05-29 | A video showing how to plot custom scatter graphs including:-Choosing which axis a data set goes on.-Changing the format of the graph-Adding different types of lines of best fit-Adding a second set of data to the same graph.
A Level Physics: Systematic errors in non linear graphs Burrows Physics 2020-05-28 | A video describing how systematic errors affect different relationships both linear and non-linear and how that information can be used when deciding what is the best graph to plot to determine an unknown value.
A level Physics: Experimentally finding equations of non-linear relationships Burrows Physics 2020-05-27 | A video showing how to find the equation linking 2 variables that have a non-linear relationship e.g. inversely proportional, quadratic, inverse square.This video also shows how to turn any equation into a straight line graph in order to use the gradient to determine an unknown quantity in an equation.
GCSE Physics: Why cant I just join the points on a graph? Burrows Physics 2020-05-21 | An explanation for why physics teachers get so annoyed with students joining the points on a graph instead of drawing a line of best fit!
GCSE Physics: Practically determining the I-V graph of a filament bulb Burrows Physics 2020-05-21 | A demonstration of how to practically determine the current-potential difference characteristic graph of a filament bulb.
GCSE Physics: Practically determining I-V graph of a wire Burrows Physics 2020-05-21 | A video showing how to determine the current - potential difference (voltage) characteristic graph of a wire.
GCSE Physics: DC Bell Quiz Review Burrows Physics 2020-05-19 | A review of a quiz about explaining how a DC bell works in terms of the magnetic fields produced around electromagnets.
GCSE Physics: AC Loudspeaker Quiz Review Burrows Physics 2020-05-19 | A review of a quiz about explaining how a loudspeaker works in terms of the interaction between the alternating magnetic field around an electromagnet and the stable magnetic field around a permanent magnet.
GCSE Physics: Calculating Circuitry Properties Quiz Review Burrows Physics 2020-05-19 | A video showing how to calculate different quantities in a circuit by making use of V = IR and the resistor combination equations
GCSE Physics: Examples using V = IR Burrows Physics 2020-05-13 | A video showing how V = IR can be used to determine unknown currents and potential differences in a circuit including series, parallel and circuits with a combination of both.
GCSE Physics: Resistor Combination Quiz Review Burrows Physics 2020-05-10 | A review of a quiz about determining the resistance of series and parallel resistors both practically and theoretically using equations.
GCSE Physics: Flemings left hand rule quiz review Burrows Physics 2020-05-10 | A review to a quick quiz using Fleming's left hand rule to predict the magnetic force direction on a current carrying conductor.
GCSE Physics: DC Motor Quiz Review Burrows Physics 2020-05-10 | A video reviewing a quiz done on explaining the role of each of the parts of a DC motor using Fleming's Left Hand Rule.
