What fields of physics are there?

In summary, the conversation discusses the various fields of physics, including astrophysics, particle physics, and cosmology. The individual is interested in pursuing a career in physics and is seeking more information about the different fields and how to choose one. They are advised to read professional-level material and expose themselves to various topics before deciding on a specific field.
  • #1
BluberryPi
20
1
I was looking into being a physicist (it sounds fun) and I discovered there were multiple fields. However my source was Wikipedia, and I need more information.
What fields of physics are there?
By field, I mean things like Astrophysics and Particle Physics.
 
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  • #2
BluberryPi said:
I was looking into being a physicist (it sounds fun) and I discovered there were multiple fields. However my source was Wikipedia, and I need more information.
What fields of physics are there?
By field, I mean things like Astrophysics and Particle Physics.

so other than those two, what others did your discover ?
 
  • #3
BluberryPi said:
I was looking into being a physicist (it sounds fun) and I discovered there were multiple fields. However my source was Wikipedia, and I need more information.
What fields of physics are there?
By field, I mean things like Astrophysics and Particle Physics.

You may want to look at this thread for a start:

https://www.physicsforums.com/threads/for-physicists-what-area-do-you-specialize-in-revamped.904896/

... and then go to the various professional physics organizations such as APS and IoP to look at the various subdivisions that they have. (Example: http://www.aps.org/membership/units/index.cfm) These loosely correspond to the various fields in physics.

Zz.
 
  • #4
BluberryPi said:
I was looking into being a physicist (it sounds fun) and I discovered there were multiple fields. However my source was Wikipedia, and I need more information.
What fields of physics are there?
By field, I mean things like Astrophysics and Particle Physics.
Perhaps you first need to decide whether you want to be an experimental or a theoretical physicist. What is more fun for you?
 
  • #5
I am interested in Particle Physics, but also Chemical Physics and Astrophysics.
Can I choose more than one?
 
  • #6
For a career, i.e. graduate-school student and onwards, you pretty much have to specialize in one field. The good news is you're a long way from having to decide which field, because (according to your previous posts) you're in 8th grade now. Even in college/university, bachelor's degree programs (in the US) are mostly "generic", with a core of standard courses that everyone takes (classical mechanics, electromagnetism, quantum mechanics, thermodynamics / statistical mechanics), plus electives on topics that you become interested in, plus math. I think most students don't decide which field they're going to (try to) pursue in grad school until junior/senior year in college.

Even in grad school, students often change their minds. When I started grad school, I thought I was going to do low-temperature physics. I ended up with a Ph.D. in experimental elementary particle physics (specifically, neutrinos).

Your strategy now should be simply to read a lot about physics and expose yourself to a wide variety of topics. Pop-science stuff tends to focus on cosmology, astrophysics and elementary particle physics, but there's a lot more out there, including fields with a lot more long-term jobs.

When I was in college, I joined the Society of Physics Students and got Physics Today magazine as part of my membership. I still read it today, as part of my American Physical Society membership. Back then I couldn't get very far into most of the articles (some of them I still can't! :-p) but at least I got an idea of what was going on. Some of it (looks like mostly news and commentary) is available online for free:

http://physicstoday.scitation.org/journal/pto

When I was in college (early 1970s) the Internet didn't exist, and I was at a small college, not a big university, so my options for getting news about physics were limited. Things are different now! Try to aim for professional- or semi-professional-level material, i.e. the stuff that scientists themselves read to broaden their knowledge. Like Physics Today. I also used to read Science magazine a lot. Its research articles slant more towards biology etc., but the news articles include a fair amount of physics.
 
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  • #7
Thank you everyone. For know, I think I'm going into cosmology. It seems fun.
 

FAQ: What fields of physics are there?

What is the difference between classical and modern physics?

Classical physics deals with the physical laws and phenomena that are observable at a macroscopic scale, such as mechanics, thermodynamics, and electromagnetism. Modern physics, on the other hand, deals with the study of the universe at a microscopic scale, including quantum mechanics, relativity, and particle physics.

What are the main branches of physics?

The main branches of physics are mechanics, thermodynamics, electromagnetism, optics, and modern physics. Mechanics deals with the behavior of physical objects in motion, thermodynamics studies the transfer of heat and energy, electromagnetism focuses on the relationship between electricity and magnetism, optics deals with the properties of light, and modern physics encompasses quantum mechanics and relativity.

What is quantum mechanics?

Quantum mechanics is the branch of physics that deals with the behavior of particles at a microscopic scale, such as atoms and subatomic particles. It explains the fundamental principles of how these particles behave and interact with each other.

What is relativity?

Relativity is a theory proposed by Albert Einstein that explains the relationship between space and time. It consists of two major theories: special relativity, which deals with objects moving at constant speeds, and general relativity, which explains the effects of gravity on the fabric of space and time.

What is cosmology?

Cosmology is the branch of physics that deals with the study of the origin, structure, and evolution of the universe. It combines principles from various fields such as physics, astronomy, and mathematics to understand the nature of the universe and its components.

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