Free Physics Help
Our community is free to join, and we provide free physics help for high school physics, university physics, and advanced physics topics.
Free to Join

New Users New

Post up here and introduce yourself!
108
Threads
493
Messages
108
Threads
493
Messages

High School Physics Help
High School Physics Help / Kinematics / Dynamics / Thermodynamics / Fluid Mechanics / Electricity / Magnetism / Equilibrium / Elasticity / Light / Optics / Waves / Sound / Periodic Motion / Circular Motion / Work, Power, Energy / Physics / Math

Kinematics / Dynamics New

Kinematics & Dynamics Physics Help / Classical Mechanics / Geometry of Motion / Newton's Second Law of Motion
2.6K
Threads
9.7K
Messages
2.6K
Threads
9.7K
Messages

Thermodynamics / Fluid Mechanics New

Thermodynamics & Fluid Mechanics Physics Help / Heat and Temperature / Fluid Statics / Fluid Dynamics
967
Threads
3.1K
Messages
967
Threads
3.1K
Messages

Electricity / Magnetism New

Electricity & Magnetism Physics Help / Electric Charge / Electrical Network / Magnetic Fields / Electromagnets / Dipoles & Monopoles
888
Threads
3.1K
Messages
888
Threads
3.1K
Messages

Equilibrium / Elasticity New

Equilibrium & Elasticity Physics Help / Stable & Unstable Equilibrium / Forces & Torques / Linear & Finite Elasticity
159
Threads
566
Messages
159
Threads
566
Messages

Light / Optics New

Light & Optics Physics Help / Visible Light / Speed of Light / Refraction / Classical & Modern Optics
371
Threads
1.4K
Messages
371
Threads
1.4K
Messages
  • Woody

Waves / Sound New

Waves & Sound Physics Help / Longitudinal & Transverse Waves / Wave Behavior / Standing Waves / Perception of Sound
240
Threads
803
Messages
240
Threads
803
Messages

Periodic Motion / Circular Motion New

Periodic & Circular Motion Physics Help / Harmonic Motion / Uniform Motion / Non-Uniform Motion / Applied Circular Motion
227
Threads
904
Messages
227
Threads
904
Messages

Work / Power / Energy New

Work, Power, Energy Physics Help / Kinetic Energy / Potential Energy / Calculating Work, Power, Energy
397
Threads
1.7K
Messages
397
Threads
1.7K
Messages

University Physics Help
University Physics Help / College Physics Help / Masters Degrees in Physics / Doctorate in Physics / General Physics / Advanced Mechanics / Advanced Thermodynamics / Advanced Waves and Sound / Advanced Electricity and Magnetism / Advanced Light and Optics / Nuclear and Particle Physics / Atomic and Solid State Physics / Theoretical Physics / Quantum Physics Help / Special Relativity / General Relativity

General Physics New

General Physics Help / Classical Physics / Modern Physics / Universal Laws and Theories of Physics
567
Threads
2.6K
Messages
567
Threads
2.6K
Messages

Advanced Mechanics New

Advanced Mechanics Physics Help / Classical Mechanics / Quantum Mechanics / Applied Mechanics in Physics
679
Threads
2.5K
Messages
679
Threads
2.5K
Messages

Advanced Thermodynamics New

Advanced Thermodynamics Physics Help / Thermodynamic Systems / Laws of Thermodynamics / Applied Thermodynamics in Physics
273
Threads
779
Messages
273
Threads
779
Messages

Advanced Waves / Sound

Advanced Waves & Sound Physics Help / Reflection, Refraction, Diffraction, Interference, Doppler Effect / Physics of Sound & Waves
91
Threads
261
Messages
91
Threads
261
Messages

Advanced Electricity / Magnetism New

Advanced Electricity & Magnetism Physics Help / Electromagnetism / Electrostatics / Magnetostatics / Electrodynamic / Covariant Formulation
351
Threads
1K
Messages
351
Threads
1K
Messages

Advanced Light / Optics

Advanced Light & Optics Physics Help / Theory of Light / Geometrical Optics / Physical Optics / Modern Optics / Applied Optics
105
Threads
286
Messages
105
Threads
286
Messages

Nuclear / Particle Physics

Nuclear & Particle Physics Help / High Energy Physics / Modern Nuclear Physics / Nuclear Structure / Matter / Radiation
151
Threads
678
Messages
151
Threads
678
Messages

Atomic / Solid State Physics

Atomic Physics Help / Solid State Physics Help / Isolated Atoms / Condensed Matter Physics / Rigid Matter
104
Threads
270
Messages
104
Threads
270
Messages

Theoretical Physics New

Theoretical Physics Help / Mainstream (Central) Physics Theories / Proposed Theories of Physics / Fringe Theories
113
Threads
648
Messages
113
Threads
648
Messages

Quantum Physics New

Quantum Physics Help / Quantum Mechanics Help / Quantum Theory Help / Quanta / Qubits
284
Threads
1.2K
Messages
284
Threads
1.2K
Messages

Special Relativity / General Relativity New

Special Relativity Physics Help / General Relativity Physics Help / Special Theory of Relativity / General Theory of Relativity
299
Threads
2.1K
Messages
299
Threads
2.1K
Messages

Physics / Science
Physics Discussions / Physics Debates / Physics News / Philosophy of Physics / STEM Academic Guidance / STEM Career Guidance / LaTeX

Physics Discussions New

Physics Discussions / Physics Debates / Physics News / Science Discussions / Science News
207
Threads
1.3K
Messages
207
Threads
1.3K
Messages

Philosophy of Physics New

Philosophy of Space and Time / Philosophy of Quantum Mechanics / Aristotelian Physics / Newtonian Physics / Leibniz / Einstein
155
Threads
1.9K
Messages
155
Threads
1.9K
Messages

Astronomy / Astrophysics / Cosmology

Observational & Theoretical Astronomy / Observational & Theoretical Astrophysics / Physical & Philosophical Cosmology
15
Threads
159
Messages
15
Threads
159
Messages

Academic / Career Guidance

Academic Guidance / Career Guidance / Physics & Science Professions / Physics & Science Career Paths / University Degrees
1
Threads
1
Messages
1
Threads
1
Messages

LaTeX

LaTeX Help / Physics Equation Help / Math Equation Help
25
Threads
144
Messages
25
Threads
144
Messages