How is physics taught and learned. Teaching strategies, class examples and demonstrations; learning resources, career advice, etc. For explicit problems, use the 'homework' tag instead.

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Startups for astrophysics [duplicate]

Between astrophysics and quantum mechanics both are interesting and I've had an answer for quantum mechanics but is there anywhere I should start at first or any books? I'm 14 so I don't really know ...
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What are some “I wish someone had parted that wisdom onto me” tips for beginning a bachelor's degree in Physics? [closed]

I start classes next Monday for Physics and I am beyond nervous. I don't really know what to expect in the big world of upper-level science. Granted, I'm only going for an Undergrad right now, but I'm ...
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1answer
68 views

How can I best independently study physical cosmology? [duplicate]

My background : I'm currently in my junior year in college majoring in astrophysics. I have taken GR, and some intro cosmology here and there, but nothing in great depth. I had my heart set on ...
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Could someone give me a list of textbooks (mimimum number) recommended for undergrad physics? [duplicate]

in order for me to get a complete understanding of the physics undergraduate course with the minimum number of good textbooks. i am attempting to self study physics as I'm currently enrolled in ...
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Self Teaching QFT

I am currently in the process of teaching myself QFT. It is not an easy task. I have armed myself with many of the standard textbooks. However, I am slow learner. I get stuck on a thousand ...
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Need A Collection Textbooks To Use As Stepping Stones to QFT [duplicate]

So, I am a medical physics student with a long term goal of learning QFT. Unfortunately, I do not have the time to take courses that would build up to QFT. I have taken the time to search for many ...
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Software engineer vs physics engineer vs computational physics [closed]

Don't know if this question is off topic, but i think it is the best place to get an answer. I am finishing the 3rd year of a degree in physics engineering. I enjoyed the first year, but in the ...
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What depth of learning must be achieved to sufficently understand advanced physics topics? [closed]

I was recently asked the following question by a friend of mine who is an undergraduate mathematics student, and I thought it would be beneficial to see what the members here have to say about it, as ...
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1answer
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How can I properly learn relativity with an electrical engineering background? [closed]

I want to properly learn the theory of relativity, purely for self-interest. When I say relativity, I mean both flavours: special and general. Are there any good books which go into both the ...
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4answers
155 views

Is my understanding of Newton's third law correct. And why is this law taught the way it usually is? [closed]

For years, Newton's third law has always bugged me. Sure, on some level I could believe it. After all, it must be true else I wouldn't be able to jump off the ground. But it always seemed extremely ...
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Physics books with practical applications [closed]

It is very important when learning a physical subject to know how it applies to nature, so that when one is out on a walk one can see how the abstract physical principles appear in nature. I believe ...
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Self Study Textbook Progression from Griffiths QM to QFT? [duplicate]

Hello Physics StackExchange! I will put the TL;DR in the beginning: I need a self contained, relatively hand-holding sequence of textbooks that covers up from the end of Griffith's Intro to QM to ...
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Self Study Textbook Progression from QM to QFT? [duplicate]

Hello Physics StackExchange! I will put the TL;DR in the beginning: I need a self contained, relatively hand-holding sequence of textbooks that covers up from the end of Griffith's Intro to QM to ...
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0answers
56 views

Start learning Math for all my Physics [duplicate]

I know Physics but I don't know Math for this physics. Let me explain. When I say I know physics I mean I know stuff like Einsteins Special & General Relativity, Time Dilation, Gravitational ...
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76 views

Am I too young? [closed]

I am only 14 years old but I dream of being a physicist what we learn in school seems very simple for me I am a freshmen and I learn Igsce syllabus and I don't seem to find it hard at all , but i am ...
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Heuristic explanation of the difference between vectors and scalars in physics

I'm trying to give a student a (physically) intuitive, heuristic explanation as to why certain quantities are vectors and others are scalars. Here is what I have come up with: Scalars are quantities ...
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1answer
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Do you know the principle which says that connecting two sources of similar kind produces a waste and destruction? [closed]

There is a great article, called commutation cells, which states that you cannot transfer kinetic energy from one container to another immediately, bypassing the potential energy storage. Otherwise, ...
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51 views

Change in forces acting on a car

As a biochemist now teaching physics (middle school), I have what might be two silly questions. I get that for a stationary car to move forward, the forward force (acceleration) needs to be greater ...
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90 views

TQFT lectures with exercises

I'm interested in topological quantum field theory and study works of Witten and others by myself. Does anybody know where can I find any good exercises in this subject? By "good" I mean something ...
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Topics required before studying Tensor Calculus [closed]

Which topics do I need to know before going through tensor calculus?
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How to learn physics on my own [duplicate]

I am 14 year old I want to learn physics up to a level where I can invent stuff. I want to be an inventor so I need to learn Mechanical physics at the moment. I am comfortable with both mathematical ...
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0answers
51 views

Analogy of curvature of space with sheet and ball [closed]

Many times people try to explain why mass curves the space with the ball on a sheet but in this analogy, I believe there is so many wrong corespondencies that it is actually a bad one. Implication ...
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Is the finite element method easily extrapolable to new disciplines? [closed]

I am a structural engineer with a good solid mechanics background. I am reasonably familiar with finite element methods as applied to linear/nonlinear solids and structures, I would like to know how ...
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1answer
135 views

Elementary graphical error analysis

Suppose you analyze experimantal data with pencil and piece of paper, one simple method is to plot the data in a linearized way with error bars. Suppose you are interested in the slope of this linear ...
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Undergrad in QFT/GR looking to do string theory Ph.D [closed]

I am currently a third year undergrad in physics who is currently taking QFT and GR. I took these classes just out of pure interest in the subjects but I find that my mind is being blown almost every ...
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1answer
50 views

Electron's eternal “orbit” about the nucleus [duplicate]

My 8th grade student asks me: "Why don't electrons just fall into the nucleus?" I don't want to lie and tell them it's "just like the Moon not falling onto Earth, because of, you know, acceleration". ...
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Why can't anything travel faster than light?

It is a well known fact, that nothing can travel faster than light. I have discussed that fun fact numerous times with my 8 year old son. One day he asked "why?", and I realized that I didn't know the ...
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1answer
49 views

Educational benefit of putting units outside of variables? [closed]

When I studied physics (both in high-school and university), in all of the worked examples, variables would be used to denote physical quantities, and thus include dimensional units. For example, ...
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What are the prerequisites needed to grasp analytical mechanics? [duplicate]

What are the mathematical prerequisites needed to grasp analytical mechanics conceptually and technically? What textbook is adequate for this purpose for an undergraduate student? To understand the ...
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1answer
133 views

Inaccuracy at measuring gravity constant with Cavendish experiment

For a scientific work for school I decided to measure the gravity constant with the Cavendish experiment. I set up a structure like the one suggested on this website: ...
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What are pre-requisites for studying Brownian Motion? [closed]

I know Classical Mechanics (Feynman Lectures of Physics), Fluid mechanics (BR Munson) and basic Thermodynamics (not the part which includes statistical mechanics). Can I study Brownian motion on this ...
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3answers
176 views

What is the prerequisite for learning quantum mechanics

I want to learn quantum mechanics myself and when I open books about them I see weird symbols and different types of mathematical formulas and physics concepts. So what should I first study in ...
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What kind of math do I need got general relativity? [duplicate]

I'm 15 this year and have a passion in physics What kind of math do I need to tackle general relativity? Also what year in uni do we learn about general relativity?
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Exercise book recommendations to accompany “Lectures on Quantum Mechanics for Mathematics Students” by Faddeev and Yakubovskii?

I'm currently going through "Lectures on Quantum Mechanics for Mathematics Students" by Faddeev and Yakubovskii, which is great. But there are no exercises. Is there a book you'd recommend with ...
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Is This Educational Model of Electron Any Good? [closed]

To help me understand electrons better I came up with this educational model. This is not a theory, just an attempt to possibly update current didactic models. Instead of an electron being a cloud, ...
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How to understand why a reciever cannot hear, see or catch waves of all frequencies at the same time

I am explaining about how antennas work to my son. Like, how antennas need to be set for certain frequencies or wavelength. As an example, i provide the example of eyes and ears as receivers and how ...
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Mathematics involved in string theory [duplicate]

As an amateur mathematician and lover of the sciences I have a well working knowledge of classical mechanics, quantum mechanics, general relativity, quantization, and so on... But recently I've been ...
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Reasons for doing handwritten notes in physics (junior) labs [closed]

It seems to be a common practice in universities that students in physics labs have to maintain a hand written lab notebook. Using this as a base they should prepare a (often computer written) lab ...
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2answers
382 views

Book with solved problems on thermodynamics

I am working on honing my engineering thermodynamics problem solving skills at the undergraduate and graduate level. It would be much help if you could suggest me some good books with solved ...
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2answers
89 views

Would condensed matter physicists need more than three dimensional calculus? [closed]

The difference between "multivariable" and "vector" calculus, as stated on Yale's website, is that multivariable would only go through 2 or 3 dimensions, and so would rely heavily on geometric ...
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76 views

QFT background needed for AdS/CFT integrability [closed]

Apologies if this type of question isn't permitted. I'm very interested in integrability in the context of AdS/CFT. I'm starting my Masters soon in a very GATIS-involved institute and would like to ...
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63 views

Overarching themes for high school physics [closed]

My sister is a high school math teacher and got unexpectedly thrown into teaching physics this year when her school couldn't find someone else to fill the role. Since I have studied physics, she asked ...
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2answers
154 views

What is Method of Characteristics?

I am a final year student of BS Mechanical Engineering and method of characteristics is not a part of our curriculum. In-fact I heard of it first time after finally picking my FYP. My final year ...
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1answer
53 views

I'm interested in the use of self-similarity in physics. Is this a reputable subject? [closed]

I'm interested in fractals, self-similarity, and chaos. Many physicists disregard these phenomena as candidates to explain the fundamental properties of the universe. However, when I read about ...
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40 views

What is the first topic on mathematics,that an undergraduate physics student must study? [duplicate]

I aspire to become a theoretical physicist. I like to understand about infinite series and so on. Could you please recommend me any book?
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Subject is Maths that would complement Physics? [closed]

Suppose Math has 5 sub parts- Analysis: Analysis, Complex Analysis, Measure theory and integration,Functional Analysis Algebra: Group Theory, Vectors space-rings-modules, Galois, Algebra Number ...
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41 views

Prepare for HEP-th graduate application: books, research opportunities,etc [closed]

I want to specialise in high-energy physics theory. I feel quiet unconfident because the I just knew that the field is insanely competitive, so I really need your advice to guide me a bit, and any ...
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2answers
248 views

Mathematics needed for string theory [duplicate]

I'm interested in cutting edge string theory studied by research physicist. I'm wonder what mathematics is needed and how far am I in terms of mathematics background needed and how much more ...