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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.
Calculating the Maximum Safe Volume of Ethanol in a Confined Space
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Question about UV LED fluorescence
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At 15m: Pellet vs BB Accuracy & Aerodynamics
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Why would Earth move in straight line without sun's gravity?
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Detecting Gravity Waves: An Exploration of Using Them for Communication
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What is the significance of the Poynting vector for EM waves?
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Help Solving Physics Exam Question on Gamma Rays Counting Rate
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Physics science fair on shoe polymers
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Can all fundamental forces be fictitious force ?
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Conceptual question regarding buoyant force
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Equilibrium of Tilting Beam w/ Weight: Why does it Work?
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Why is radiance defined per projected area normal to the beam direction?
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How does dimensional analysis account for additive variables in equations?
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Solving Dimensional Homogeneity: Prove Validity Without Going to See?
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Similarities between propeller aircraft and jet aircraft?
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Force parallel to a smooth wall?
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Pipe Flow Rate: Guarantee Constant Volumetric Flow
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Wave on a string / impedance problem
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What Delta Y Should Be Used to Calculate Viy in a Marshmallow Catapult?
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How to find the uncertainty of a slope (using software)?
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Time Real or Not? - Arguments For & Against
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Find E Field of a Torus: Inside and Outside Surfaces
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Can time have more than one dimension?
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Can a Non-Radiant Force Absorb All Heat in a Radius to Absolute Zero?
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I have a dumb question about gravitational fields
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What Would Happen in a Vacuum Chamber?
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Calculating Length of Line cf: A Math Problem Explained
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Do Vector Components Represent Displacement?
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Need trustworthy, informative reading material
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Why must science have an a priori foundation?
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How to Identify Scalars and Vectors?
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Wave Attenuation: Struggling in Course? Resources to Help
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Resultant vector physics problem
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How Do Generators Produce Alternating Current While Rotating in One Direction?
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What did Milikan find in his experiment?
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Why do solids maintain their individual identity when placed together?
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Blackbody emission in 2D coordinates
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Convert kcal/(mol-Angstrom) to eV/Angstrom: Advice Needed
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What material I should use for the "vacuum"?
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GPE & KE: Understanding the Fundamentals
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Why do Fresnel rings appear in laser beam experiments?
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Is freshmen-level "all-physics" text worth buying/having as an advanced student?
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KT of Gases and static equilibrium
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Can Numerical Simulations Accurately Predict Orbital Precession?
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Unified Field Theory: Different Principle or Too General?
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Can Our Eyes See Objects in the Nanoscale?
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Extending the shelf life of Acetic Acid battery
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Satellite orbiting the Earth vs the moon?
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Which Calculus Course Do MIT Physics Majors Prefer?
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Can Jacob's Ladder Be Calculated? Formulas and Factors to Consider
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Why are normal modes important when analyzing waves or oscillations?
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Mysterious boiling phenomenon during experiment
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Question about d'Alembert operator
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What is the relationship between gravity and energy?
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What Does the Unit 'h' Represent in Measurements?
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Contraction of an asymmetric tensor?
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How much force I have to apply to throw a stone out of orbit?
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Can Condensation Occur in a Vacuum-Sealed Container?
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Derivation of Sabine's formula for reverberation time
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Derivative of first term in Lagrangian density for real K-G theory
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Require assistance in physics concepts
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Uranium Fissioning: Is Star Formation Possible?
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Natural vs normal vs resonant frequencies
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Does the Bernoulli Effect Apply to the Jet Reaction Force in a Leaking Bucket?
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Increasing GPE & KE: Can Force x Distance Be Avoided?
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When should I add ice to hot water for the lowest final temperature?
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Understanding Planck Scale Derivation: Energy, Length, and Uncertainty
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Physics Behind the Flutterbye Flower Fairy
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Bubble in Liquid: Phase Change Under Pressure?
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What is "smearing" and what is a "smeared field"
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Will Mixing Hot Air and Steam in a Sealed Cylinder Change Pressure?
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Question about formation of deuterium
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Understanding Bridge Sensitivity and Checking Vout Expression for Accuracy
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Calculating Sun's Luminosity: Step-by-Step Guide
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Where can I find historical journal articles by famous physicists?
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Is Introduction to Physics the Same for Undergrad and High School Students?
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How can we know why things turn darker when they wet?
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Can Time Be a Dimension If It's Just a Human Construct?
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How to get started learning physics?
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How to Distinguish Resistors in Series vs. in Parallel
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How is the focal length of an objective calculated?
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How to Calculate the Force of Flowing Gaseous Oxygen?
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Systematic/Statistical errors [distinguish]
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What does negative contrast look like?
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Why do we aim for Single Mode waveguides?
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Why only two kinds of vector products defined?
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D'Alambertian operator on the heaviside function?
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How to tell if an object is moving or not?
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Voltage Source and Unknown Potential: A Super Node?
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Standing waves: can two transverse waves colliding have diff. fq, or amplitude?
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Squared numbers and square root (Need help with explaination)
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Vibrations of a circular membrane with free ends
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Kirchoff's Laws Giving Singular System
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Can't find any micrograph for glass
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Solving Potential Voltage Issues with RS 256-225 Flow Meter
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Why Do Electrons Have Charge and What Dictates These Fundamental Properties?
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Susceptibility of medically implanted chips to EMP
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What's the difference between principle, law, rule, theorem and equation?
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Calculating Chest Breach Energy: 9x19mm vs Knife | Jodi Arias Case Analysis
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What are the Forces Behind the Color-Changing Switch Pitch Toy?
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