Thermodynamics Forum

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Undergrad How to calculate the size of an explosion?
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Graduate Absolute entropy, definition, measurement, practical use
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Undergrad Can an Air-to-Air Intercooler Cool Air Below Ambient Temperature?
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Graduate Newton's Third Law, Gravity, and the Planck Length
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Undergrad Thermocouple Errors in Temperature Controller
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Graduate Temperature Below 0 K: Is Absolute Zero Possible?
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High School Perpetuum Mobile: Robert Boyle's Self-Flowing Flask
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Undergrad Does the 3rd Law of Thermodynamics Prove the Impossibility of Absolute Zero?
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High School Melting Ice: A Comparison of Air and Water Environments
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High School Where does the Earth lose its energy from solar?
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High School Heat Form Changes: How Does Heat Travel?
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High School The Mpemba Effect: Hot Water Freezing Faster Than Cold
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Undergrad Mass: Creation & Destruction - What Does it Mean?
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Graduate Sneaker heat diffusion through walking
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Undergrad Thermal Conductivity & Heat Transfer Coeff: Relationships
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Undergrad Air saturation level vs temperature and pressure
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Undergrad Calculating Heat Transfer of Photovoltaic Panels
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High School Why Does Evaporation Cool You Down If It Uses the Sun's Energy?
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High School Heat Physics: Are Energy Levels Equal in Different Objects?
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High School Questions about Newton's third law
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Undergrad Hot food = more energy for your body?
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Graduate How Do Entropy Changes Differ Among Gases, Liquids, and Solids?
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Graduate Measuring Heat Generated by Tumbling Barrels for Beach Studies
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Undergrad Calculating Entropy of a System: What to Do?
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Undergrad Is a Vertical Increase in Pressure Possible in the Pump Stage of a Steam Engine?
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Undergrad Is There a Universal Unit for Measuring Gas Compressibility?
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Undergrad K (thermal conductivity) value question.
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Undergrad Blackbody Radiation and the Incandescent Light Globe
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Undergrad Radiowaves & Heat: Why Don't They Grill Us?
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Graduate What is the ideal mixture ratio of oxygen to aluminum for a rocket fuel?
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Undergrad Uncovering the Correlation of Wire Creep and Temperature
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Undergrad Enthelpy so commonly described only in constant pressure situations?
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Graduate Triple Point of Water: Hail Rain Explained
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High School Rubber Bands and Energy Dissipation
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Graduate Arrow of time/ entropy probability
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Undergrad Fire and Smoke: Understanding the Phenomenon
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Undergrad Carnot and renkine steam cycle
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Graduate Is the Work Done on a System Positive When There is Compression?
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High School A pool with vapor over it at night
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Graduate Earth as an energy source & sink
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High School Can Energy Be Created or Destroyed According to the Law of Conservation?
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Undergrad Question about the ideal gas law
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Graduate Explaining the Perpetuum Mobile Paradox
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High School High pressure temperature rise and smoke
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Undergrad Seebeck Coefficeints: Definition, Significance & Thermocouple Image
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Graduate Discussing Solid State Cooling & Entropy
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Graduate Question entropy rises over time right?
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Graduate Highest possible temperature = Planck temperature?
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Undergrad Why Does Water Show Maximum Density at 277K?
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High School Max Temperature: Speed of Light
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Undergrad Is the Universe Becoming More Ordered Despite the Law of Entropy?
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Graduate Uncovering Residual Radiation from Ancient Atomic Bomb Detonations
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Graduate Does Entropy Change When the Universe Contracts or Expands?
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Graduate Meaning of formula from statistical physics
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High School Burning Paper on Open Fires - What are the Red Hot Threads?
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Undergrad Space Probes & Slingshot Effect: Energy Source & Violation of Laws?
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Scientists achieve highest temp. on Earth - over 100x Sun's core
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Graduate Statistical Entropy: How Can Zero Entropy be in View of the Second Law?
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Undergrad Thermodynamics: gas for stirling engine + liquid with high density
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Undergrad Confused about statistical entropy and thermodynamic entropy
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Undergrad Kitty's Guide to Heat Engines, Refrigerators, & Air Conditioners
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Graduate Is the 3rd law of thermodynamics necessary?
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Graduate Statistical Mechanics to Thermo for Isothermal Isobaric Ensemble
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Undergrad Phase Change: What is actually going on?
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High School Linear Expansion: Why Not Volume Expansion?
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Graduate Equilibrium=homogeneity of the intensive parameters?
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Undergrad Is There a Limit to the Speed of Energy Transfer?
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Undergrad Kelvin & Joule Link: Energy Unit Relationship?
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Undergrad Preventing Gas Expansion: Molar Specific Heats at Constant Pressure & Volume
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Does evolution contradict 2nd law of thermodynamics?
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Graduate Comparing Entropy: Equally Distributed Universe vs. Black Hole Universe
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High School Why does a metal door knob feel colder that a wooden one on a cold day?
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Undergrad What Happens if Newton's Third Law is Violated?
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Undergrad How much heat from a magnifying glass?
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Undergrad What if you build a big vacuum sphere
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Undergrad Does Thermal Expansion Occur Uniformly in All Directions?
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High School Difference between convection and radiation
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Graduate Temperature Variations of Ideal Gas in Gravitational Field
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Undergrad Room Full of Hydrogen: Fusion or Entropy?
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Graduate Can Hankel functions explain the radiation of small antennas?
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Undergrad Calculate Heat Loss from Copper Sphere of 8cm Diameter
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Undergrad Can a Perpetuum Mobile Exist According to the Laws of Conservation of Energy?
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High School What Temperature Does a Lamp Need to Reach to Melt a Room?
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Undergrad Debating Creationist: Seeking Physicist to Clarify Thermodynamics Conflict
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High School Comparing Temperatures: Is It Logical?
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High School Why does cold air go to the bottom of the room?
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Undergrad Can Radiative Heat Transfer Change the Temperature of an Object in a Vacuum?
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Graduate Efficiency of the Stirling Cycle: Examining the Debate
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High School Energy Conservation: Criteria and Examples
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Undergrad Understanding Enthalpy Change in Cooled, Moist Air
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Undergrad Calculate Flame Height: Material and Output Hole Size
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Undergrad Understanding Evaporative Temperature in Heat Pumps: Explained
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Undergrad Heating a dark non-reflective body in space
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High School Understanding the Effects of Light on Material Heating
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Graduate Is there a relationship between temperature and entropy for crystals?
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High School Can a Jet Engine Work Without Air?
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Undergrad Cooling faster in space, or in Antarctica?
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Undergrad Optimizing Air Conditioning Efficiency Using Calculus
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High School Understand the Cooling Effect of a Fridge with 35 kW Capacity | Easy Explanation
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Undergrad Question: conservation of E and Newton's second law
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