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Participate in expert physics discussion. Discussion on the nature and properties of matter and energy. This area is for topics that don't fit the other categories. Mainstream physics only.
I Why do we see the claim that an isentropic process is adiabatic and reversible?
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B Is it possible to do experiment on the Planck scale?
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I Why Do Some Clouds Have a Rainbow Hue?
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I What is the correct terminology for intensity and effort in exercise?
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I Can We Truly See the Entire Sun?
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B Question about understanding conductors for EM course
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I What will be the flow direction?
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I Does mass density affect load distribution on barbell?
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Is 5,400 Horsepower Enough to Lift a 760,000Kg Rocket into Orbit?
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B Unraveling the Science of Sub-Woofers
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I Plane slides on ice because of wind
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B How to calculate center of mass & centerline a of a boat?
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B What happens to the Low Pass Filter as frequency approaches 0 and infinity?
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B Will a Solenoid in a Metal Pipe Create Perpendicular Magnetic Fields?
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B Need a formula for this scenario....
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B Can a Bridge Sing? Solve the Mystery!
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B Understanding ABS Systems: How Do They Work and What Types Are There?
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Two dimensional plane equal absolute nothing
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I Energy levels generally invariant under fixed V, changing T
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I Relative Humidity Inside a not so Perfectly Sealed Housing
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B Understanding the Apparent Depth Equation: Explained and Simplified
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A Explaining 'Attenuation' in Water Hammer in Pipelines
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I Simple machine classification (can o worms?)
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A How to calculate the threshold energy of (n,n') reactions?
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I Proving the Linearity of the Curl Operator in Electromagnetic Theory
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B Calculating Uncertainty of Mean Values for Enthalpy Change Measurements
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B Can a Spaceship Use a Planet's Gravity Like a Treadmill?
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B Question About Density: Lower Mass, Same Volume?
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I Transfer Phenomenon: Why Coal Slows & Speeds Trains
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I Time for two objects to collide due to gravity
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B What is the basic science behind fire?
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Understanding Units: Multiply vs Divide
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B Does gravity still exist at the North or South Pole?
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I A question on towing through an angle
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B Da Vinci's flying machine meets solar sail?
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B Eroding Metal with very small forces
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I Is It Possible to Create a Natural Vacuum in a Cavern Using Clay and Water?
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B Time travel with tachyons cause infinite dilemma?
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I Calculate Minor Losses due to Flow Geometry Alone
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I Magnetic Field Penetration in Superconductors
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A Is Transient Flow Caused by Changes in Velocity's Direction in Pipelines?
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B Does Methane Gravitationally Differentiate in Air or Mix with Fluid Dynamics?
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B Question about the states of matter
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A PET scanners -- SNR versus NECR....
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I David McMahon: The Master of Demystifying Science
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B Why is there no prefix for 10^5,10^-5 and 10^4 and 10^-4?
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I Calculate Liquid Flow Rate in Isolated Pipes
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B How Tube Size & Openings Impact Water Flow
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I Best way to create artificial forces
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I Captain America Scene Question
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B Uncovering the Physics of MotoGP's Knee Slider Technique
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Traveling microscope vs vernier calliper
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B Atom Emission: Neutron or Proton?
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B Strange Phenomena when the Sun is low on the horizon?
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What is the coefficient of restitution
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I Inversion and Isenthelpic Curves for van der Waals EOS
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I How to perceive a force in introductory context
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I Ideal Gas Law - Real Life Question?
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Can Changes in Race Times Affect Calculations for Horse Racing?
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I What are some ways to 'mold'/change the shape of a flame?
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B Vague definition of the word molecule
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I Understanding Boiling Point Elevation: Real Gas Law and Its Impact on Molecules
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I What Forces Affect Liquid Flow in a Circular Pipe?
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I What Causes a Measurement to Change the State of a System in Quantum Mechanics?
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I Is the Collision Formula Provided Accurate for Low-Speed Vehicle Impacts?
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I Why is the standard deviation the error on the singular meas
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B Relative Humidity 10 kilometers (6.2 miles) away....
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I 1 pm de Broglie wavelength? What's pm?
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I How does the Capstan Law Determine T1 and T2 When the Capstan is Rotating?
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I How is Fleming's left hand rule applied in Hall effect
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B Amplitude Modulation: Unique Frequency & Bandwidth
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B Gravity Thought Problem: Theoretical System of Electron and Positron"
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B Angle between two vectors book problem
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B Does the Coriolis Effect Occur When Wind Moves Horizontally?
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I Gravity assist and increasing orbital energy
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B RLC Circuit Analysis: Phase Difference & Impedance Modulus
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B Normal Force: Questioning the Physics Behind It
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B Physics 101 refresher question -- Confused about the definition of a Joule
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I Is it Possible to Create a Device that Neutralizes Loud Vehicle Speakers?
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A Transformer lamination thickness calculation
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B Can anyone explain following scenarios in Force-Reaction
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A Lagrangian of a monopole (Einstein notation is used)
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B Parallex Method: Struggling in 11th Class?
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B What Causes the Unique Sound of Thunder During Storms?
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Want to build multi-spectral imaging device for cheap
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I Physical significance of integral of F cross dr
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B Solving Confusion with Waves in Physics
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I Symmetry in Physics: Books/Papers for Physical Theories
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I Is Pascal's Law Wrong? Debunking the Myth of Equal Pressure in Fluids
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B Finding a Gas for Physics Experiment
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I Building a Vacuum Filling System: Valves & Fine Leaks
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I Confusion With Derivation of Fresnel Equations
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Insights Why Won't You Look at My New Theory? - Comments
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I Why Does ds=dQ/T Measure System Disorder?
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I Fourier transform sum of two images
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I Why Don't Wires in Our Homes Attract or Repel Each Other Despite AC Currents?
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A Can infinity be observed in the real world?
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B Debunking Alleged proofs against modern science
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I How Aristarchus found moon's diameter?
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I Is "Pair Production" a creation event?
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