Questions tagged [soft-question]

Questions that ask about some aspect of physics research or study which doesn't involve the actual physics. In general, soft questions can be answered without using physical reasoning.

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4answers
286 views

How to correctly show units with a vector

Supposed I have an position vector $$\vec{r}=\begin{pmatrix} 10.0 & -30.0 & 25.0\end{pmatrix}$$ expressed in $\mathrm{millimeters}$. What is the correct notation to display $\vec{r}$ $\...
0
votes
5answers
13k views

Are all theoretical physicists like Sheldon Cooper? [closed]

I know a lot about Theoretical Physicists from Sheldon Cooper of Big Bang Theory. I know about parallel universes (and I wonder if one codingtales in one of the parallel universes believes if parallel ...
9
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7answers
399 views

Are the results from models considered “data”?

At the AGU, I presented a poster on vocabulary for discussing data systems, and someone left a note at my poster stating: You have a bias here towards observational data. Need to recognize that a ...
3
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2answers
721 views

Physics of a fixed wheel moving on a flat surface held at distance from a center point

Ok, so my boss is trying to make a car turntable. In essence, he has a two boards that sit atop a rotating ring. He wants to put two wheels at the end of each board (8 wheels total). He thinks that ...
4
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4answers
184 views

Where can we find information of International Physics/Astrophysics conferences? [closed]

Where do you check and put them usually? Let's make a wiki ~
14
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7answers
852 views

What is an effective way to search for post-doc positions in physics? [closed]

I am a graduate student in experimental physics, currently writing up my dissertation and beginning to apply to post-doc positions. While it is very easy to find out about open positions in my ...
20
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10answers
7k views

Theoretical Physics - How to? [closed]

Although I doubt somewhat whether this question is really appropriate for this site, I hope it gets answered anyways. I guess, what I'm wondering is: How does one get to work as a theoretical ...
13
votes
2answers
342 views

Can a web community write papers? [closed]

the internet has changed science drastically. Not only in terms of distributing knowledge e.g. via online encyclopedias as wikipedia and freely available sources of publications as arXiv but also as a ...
6
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10answers
12k views

Why is Physics so hard? [closed]

I'm in a classical mechanics class now. On our exams, most questions are quantitative. And in general, besides the theory part, all physics problems just require you to gather formulas, manipulate ...
15
votes
2answers
410 views

Searching books and papers with equations

Sometimes I may come up with an equation in mind, so I want to search for the related material. It may be the case that I learn it before but forget the name, or, there is no name for the equation yet....
4
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7answers
1k views

Best example of energy-entropy competition? [closed]

What are the best examples in practical life of an energy-entropy competition which favors entropy over energy? My initial thought is a clogged drain -- too unlikely for the hair/spaghetti to align ...
3
votes
1answer
732 views

Introductions to discrete space-time

It's comparatively easy (cum grano salis) to grasp the following concepts: Euclidean space-time (continous space and continuous time) classical mechanics (discretely distributed matter in continous ...
53
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49answers
12k views

Common false beliefs in Physics [closed]

Well, in Mathematics there are somethings, which appear true but they aren't true. Naive students often get fooled by these results. Let me consider a very simple example. As a child one learns this ...
25
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11answers
7k views

Books that develop interest & critical thinking among high school students

I heard about Yakov Perelman and his books. I just finished reading his two volumes of Physics for Entertainment. What a delightful read! What a splendid author. This is the exact book I've been ...
29
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24answers
39k views

Books that every physicist should read

Inspired by How should a physics student study mathematics? and in the same vein as Best books for mathematical background?, although in a more general fashion, I'd like to know if anyone is ...
27
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15answers
5k views

Learning physics online?

I'm thinking of following some kind of education in physics online. I have a master degree in Computer Science and have reasonable good knowledge in physics. I would like a program of 1-2 years and I'...
5
votes
2answers
890 views

In interferometry, what is the origin of the name “Airy function”?

In interferometry (specifically, in the domain of Fabry-Perot cavities), the function $$f(\phi) = \frac{1}{1 + F \sin^2 \phi},$$ which describes the shape of the resonant structure of the cavity, is ...
92
votes
20answers
146k views

What software programs are used to draw physics diagrams, and what are their relative merits?

Undoubtedly, people use a variety of programs to draw diagrams for physics, but I am not familiar with many of them. I usually hand-draw things in GIMP which is powerful in some regards, but it is ...
46
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8answers
16k views

How should a physics student study mathematics? [closed]

Note: I will expand this question with more specific points when I have my own internet connection and more time (we're moving in, so I'm at a friend's house). This question is broad, involved, and ...