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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.
The "What is?" Post | Theoretical Physics
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How Can a Spring-Attached Trolley Calculate Forces for Automatic Gear Changes?
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Gravitational Wave: Mechanical Waves & Space-Time Continuum
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How Does Differential Calculus Enhance Understanding of Projectile Motion?
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Are rays from opposite sides of a hot spot of CMB parallel or not?
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Does the Earth actually revolve around the Sun
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Why is the Exponential Constant e Unitless?
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Uncovering What Gives Gravity Its Power to Interact w/ Mass
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Calculating Force to Hold Cylinder in Position
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Need help Can anyone tell me ways physics is related to the brain?
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I the beginner have some general question
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E=mc^2, wikipedia says mass can't be turned into energy?
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Is Figure 11-7 in Feynman's Lectures Incorrect?
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Can anyone explain to me how Deuterium slows down neutrons?
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What's the Formula for Calculating the Density of a Gas Mixture?
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Prove a system is at equilibirum?
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Kinectic energy of a system of 2 objects
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Are Muons and Tauons a Threat to Human Cells?
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Slingshot Effect: Exploring Energy Conservation
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How do you firgure out distance from a shot fired from a sniper
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What Differentiates Massive Objects from Photons in Terms of Speed of Light?
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Are Arnold Sommerfeld's books still the go-to for understanding the Universe?
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Is an unchanging two star orbiting system in equilibrium (force wise)?
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Exploring the Differences Between Jet and Propeller Engines: Thrust vs Lift
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Is KVL Accurate in AC Circuits Compared to DC?
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Physics Novice Struggling with mv dv = 1/2m d(v^2)
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About the movement of a cube and a sphere on a plane
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I have been given ap project by my teachers to show the ratio between
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Can Charged Elementary Particles Experience Acceleration in a Vacuum?
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Explanation about air flows in tubes
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Physics concept that originated from an animal source?
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Explaining Gravity and Diffusion: Contradiction or Balance?
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Build a T-Shirt Launcher with Mechanics - Ideas & Tips
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Equipment Identification please.
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The Superfluid Nature of Helium: Why Does It Refuse to Freeze?
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Tangential force unit conversion
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Physics concept that originated from an animal source?
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E=mc2 is more complicated that I originally thought
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How did Schrodinger's model improve Bohr's model?
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Why Do Systems Prefer the Lowest Energy State?
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Is antimatter matter? If not, what is it?
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Theory of graviation for lazy people
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Mgh & -gmM/R increase with distance from Earth
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Can the Speed of Light Be Exceeded by Manipulating Distance and Velocity?
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If somehow we could hear the sun, how loud would it be?
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What do we feel when we say something is hot ?
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Why don't gases get pulled to the ground by gravity?
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Question about vibrational quality of a molecule (like Deuterium Oxide) ?
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Fire Truck Problem: Inertia, Effect & More
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What is the trajectory of an object thrown within a rotating centrifuge?
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Dimension Of Physical Quantities
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Gasoline Engine Combustion: Shock-Wave or Expansion?
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Do the premises of a theory have to be empirical?
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Confused regarding conservative and non conservative force
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Why Is Iron a Better Conductor of Heat Than Wood?
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Predicting where a roulette wheel will stop
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Increase in Wavelength of an LED Immersed in Liquid Nitrogen
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Is it possible that the Strong Force and gravity are the same thing?
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Which to use to calculate I: P=VI or V=IR
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Measuring eddy currens in a pipe.
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What Happens to Internal Energy in a Piston if Pressure is Increased?
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Can Cloud Chambers Help Demystify Nuclear Power?
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Understanding the Different Types of Energy in a System: An Exploration
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Does Force Acting at an Angle Contribute to Pressure on a Surface?
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Investigating Ignition Sparks in Cars with Waste Spark Management
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Do we need a screen to view a real image?
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Compressing a gas; Where does the energy come from?
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Energy to hold an object for a given time
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If numbers are infinite in both directions, physical contact is impossible.
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Mass, Volume and Specific Gravity
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Incorporating Inverse Square Law In Gravity
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Peak deconvolution - How much information can I get from these peaks?
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Is Time an Objective Reality or Just an Illusion?
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Understanding Signal Modulation in Optical Fiber Experiments
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Why do we only hear between 20Hz and 20khz
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A mathematical explanation of hysteresis?
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Winning a skateboard marathon with physics?
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More hockey questions putting the puck in a cooler before the game?
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What is Heisenberg Uncertainty Formula?
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What is the importance of synchronized waves in interference?
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A Room with a Window and a Fan; Air Pressure Dynamics
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Survey: Scale IN Variance in Physics Education
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Can Knowledge of the Future Alter Its Course?
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Debating the Best Hunting Pellet: 8gr .177 vs. 14gr .22 - Need Your Math Skills!
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Flow Rate & Valves: Increase or Constant?
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How Do You Calculate Total Absorption of a Sample from Its Absorbance Spectrum?
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Just a quick question about the double slit experiment.
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What Is the Doppler Effect in Matter Waves?
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Derivations of Harmonic Oscillator Laws
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Determining margin off error within experimental calculations
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Undergrad Research Opportunities - Ideas Needed
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Cloud Chamber Using Peltier Coolers
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Nucleosynthesis of gold in the lab
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Can Light Be Made Invisible Using Metamaterials and Graded Refractive Index?
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Why moving bicycles are balanced?
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What is the best design for an egg drop from gym class bleachers?
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Can someone describe E=mc^2 to me in laymans terms
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Calculating the force of a vortex or whirlpool
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Settle a bet on time and distance.
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Can Ions Pass Through a Wire Like Electrons?
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