Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Physics Forums | Science Articles, Homework Help, Discussion

  1. Homework Help

    1. Introductory Physics Homework

      moving down a ramp

    2. Advanced Physics Homework

      Energy Difference with a Two Delta Function Potential

    3. Precalculus Mathematics Homework

      Formation of a hyperbola using a plane cutting a doubole con

    4. Calculus and Beyond Homework

      Dropping rocks with the x- and y-coordinates being normal.

    5. Biology, Chemistry and Earth Homework

      Finding an element using quantum configuration

    6. Engineering and Computer Science Homework

      Reverse-acting proportional pressure controller

  2. Science Education and Careers

    1. Science and Math Textbooks

      Recommendation of a thorough book on suffix/index notation?

    2. Academic Guidance

      Year Abroad in America

    3. Educators and Teaching

      Hall's Marriage Theorem

    4. Career Guidance

      Physicists and physics majors, was it worth it?

  3. Physics

    1. General Physics

      Is Electric Potential value classical?

    2. Classical Physics

      Rotational dynamics of mono-domain magnetic nanoparticles

    3. Quantum Physics

      Probability Amplitudes and the History of Science

    4. Special and General Relativity

      Convert metric tensor to gravity

    5. Atomic and Condensed Matter

      Understanding the Seebeck effect

    6. High Energy, Nuclear, Particle Physics

      Does background radiation have a diurnal variation?

    7. Beyond the Standard Model

      Quantization isn't fundamental

  4. Astronomy and Cosmology

    1. Astronomy and Astrophysics

      Magnetospheric eternally collapsing objects

    2. Cosmology

      Why does MOND fit rotation curves so exactly

  5. Mathematics

    1. General Math

      Math Challenge - November 2018

    2. Calculus

      A Numerical Insight for the Fundamental Theorem of Calculus - Comments

    3. Differential Equations

      Boundary condition 1D beam

    4. Topology and Analysis

      Completeness of a basis function

    5. Linear and Abstract Algebra

      Representation of elements of the Grassmannian space

    6. Differential Geometry

      Hodge dual

    7. Set Theory, Logic, Probability, Statistics

      Probability of n consecutive tails in n coin tosses

    8. MATLAB, Maple, Mathematica, LaTeX, Etc

      To print a simple function

  6. Engineering

    1. General Engineering

      Wrapping a Ribbon Around a Cone

    2. Mechanical Engineering

      Driving an RC car in a vertical loop, What formula to use?

    3. Electrical Engineering

      Connecting Line 1 to Line 2 without a load in between

    4. Materials and Chemical Engineering

      Tire rubber durometer rating -- stability

    5. Nuclear Engineering

      Spheromak info

    6. DIY Projects

      Video about modifying a new Ryobi electric hand planer

  7. Other Sciences

    1. Chemistry

      Polypropylene question: "high heat tolerance"

    2. Programming and Computer Science

      Is machine learning entirely based on decision tree?

    3. Biology and Medical

      Why does reduced diameter decrease flow?

    4. Computing and Technology

      Anti-virus and Internet Security Software

    5. Earth

      Pleistocene meteor crater on Greenland

  8. The MC Square

    1. General Discussion

      What are 'cognitive distortions'?

    2. Science Fiction and Fantasy Media

      Need help crafting a cataclysm (for SF novel)

    3. Feedback and Announcements

      Possibility of PGN Display

    4. New Member Introductions

      Gerson from UFU, Brazil