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High School Exploring Mass-Energy Equivalence: Impact of Heating on Mass Increase

  • Robin04
  • · Replies 5 ·
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5

Undergrad Temperature in Space: The Kelvin Scale

  • Niladri Dan
  • · Replies 8 ·
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8

Undergrad The amount of time it will take to melt ice

  • ChessEnthusiast
  • · Replies 4 ·
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4

High School Difference between color / temperature?

  • revv
  • · Replies 6 ·
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6

Undergrad Different approximations for the same problem

  • Silviu
  • · Replies 4 ·
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4

High School Experiment on Newtons First Law

  • spikehoward
  • · Replies 2 ·
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2

Graduate If entropy increases, where does the information come from?

  • Wolfenstein3d
  • · Replies 33 ·
2
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33

Undergrad What is a good experiment for carnot cycle?

  • Hrithik mudaliar
  • · Replies 2 ·
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2

Undergrad How to save petrol in a Petrol Engine

  • Ashraf Siddiqui
  • · Replies 11 ·
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11

Undergrad Question about thermal radiation

  • Benhur
  • · Replies 2 ·
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2

Graduate Explaining Temperature Increase with Antenna and Tissue

  • SHCampos
  • · Replies 8 ·
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8

Undergrad The role of capillaries in a dilution refrigerator

  • Foreverlearning
  • · Replies 5 ·
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5

Graduate Frequency and energy of EM radiation

  • SiennaTheGr8
  • · Replies 31 ·
2
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31

Undergrad Temperature change in a metal due to heat from a distant animal?

  • ChromeBit
  • · Replies 13 ·
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13

High School Conduction and Diffusion: Two Sides of Heat Transfer?

  • Dhananjay Singh
  • · Replies 4 ·
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4

Graduate Do rotational degrees of freedom contribute to temperature?

  • barnflakes
  • · Replies 53 ·
2
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53

Undergrad How can heat change be measured under constant pressure?

  • TheExibo
  • · Replies 4 ·
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4

High School At what temperature does paper catch fire?

  • dahoa
  • · Replies 17 ·
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17

Undergrad Temperature change in a vacuum?

  • Jake Parker
  • · Replies 7 ·
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7

Undergrad The Mystery of Room Coolers During an Unusually Hot Summer

  • rootone
  • · Replies 19 ·
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19

Undergrad Can the Parker Solar Probe Be Cooled by Radiating Heat into Space?

  • harrylentil
  • · Replies 8 ·
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8

Undergrad Is the human body a heat engine?

  • Taulant Sholla
  • · Replies 22 ·
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22

Undergrad Thermal ballast (or whatever it's called)

  • hollowman
  • · Replies 2 ·
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2

Undergrad Thermodynamics in medicine school

  • wolly
  • · Replies 2 ·
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2

Undergrad What Happens to Water Temperature and State After Heating for 25 Minutes?

  • Lennonlim123
  • · Replies 4 ·
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4

Graduate Analogies between temperature and time in thermodynamics

  • SVN
  • · Replies 4 ·
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4

Undergrad How does temperature play a role in nucleosynthesis?

  • BadgerBadger92
  • · Replies 1 ·
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1

Graduate Cannot find the Temperature Change inside of a Tank

  • treddie
  • · Replies 92 ·
4
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92

Graduate Relation between temperature and boiling point?

  • Decimal
  • · Replies 1 ·
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1

Undergrad Heat Flow Rate: Dependence on Conductivity & Temp Diff

  • Jacob Wilson
  • · Replies 10 ·
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10

Graduate Exchanging roles of variable and thermal potential

  • sweet springs
  • · Replies 1 ·
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1

Undergrad How do I find an enthelpy value if my temp. is below 50 deg. celcius?

  • bakharuddin
  • · Replies 8 ·
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8

Graduate How does the number of microstates affect the entropy of an isolated system?

  • Buzz Bloom
  • · Replies 39 ·
2
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39

High School Refraction problem (temperature dependence)

  • Elbraido
  • · Replies 11 ·
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11

High School Confused by temperature's effects on air pressure

  • SpiffyPhysics
  • · Replies 11 ·
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11

Undergrad How to calculate color temperature?

  • jms4
  • · Replies 2 ·
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2

Undergrad Entropy as a measure of ignorance

  • Monsterboy
  • · Replies 10 ·
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10

Undergrad Gibbs Energy Confusion: Proving dG≤0 Constant T,P

  • always_tired
  • · Replies 10 ·
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10

Graduate In the context of statistical mechanics can anyone define temperature?

  • Monsterboy
  • · Replies 1 ·
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1

Undergrad Quasi-Static Processes: Does dQ = 0?

  • manhattan_project
  • · Replies 3 ·
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3

Undergrad Questions on Stat Mech Physical Adsorption Problem

  • Silviu
  • · Replies 2 ·
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2

Undergrad Is the second law of thermodynamics a law or a tautology?

  • Monsterboy
  • · Replies 9 ·
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9

Graduate How to measure emissivity of hot (~1000 centigrade) objects

  • M_1
  • · Replies 1 ·
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1

High School Can ultracapacitors be used to split CO2 into carbon and oxygen?

  • PlanetGazer8350
  • · Replies 3 ·
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3

Graduate How Do Color and Temperature Interact in Thermal Measurements?

  • Beanyboy
  • · Replies 6 ·
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6

Undergrad Extensive / Intensive variables in thermodynamics

  • fission
  • · Replies 3 ·
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3

Undergrad Can temperature keep rising without limit?

  • space unicorn
  • · Replies 8 ·
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8

Undergrad Laws of thermodynamics basically establish its properties?

  • swampwiz
  • · Replies 1 ·
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1

Undergrad Regarding Joule's gas expansion experiment

  • MichaelWiteman
  • · Replies 3 ·
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3

Undergrad Thermal equilibrium in open systems

  • PT12
  • · Replies 3 ·
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3

Graduate How can I calculate the R value for a solid in OpenFOAM CFD modeling?

  • rasikaj
  • · Replies 3 ·
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3

Undergrad Are Qin and W equivalent in the Rankine and Otto cycles?

  • physea
  • · Replies 3 ·
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3

Graduate First law of thermodynamics, mass/energy in the Universe

  • girts
  • · Replies 2 ·
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2

Undergrad Temperature and Pressure Calculation

  • Phil31
  • · Replies 7 ·
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7

Graduate The entropy of a Carnot cycle and the efficiency equation

  • Benhur
  • · Replies 5 ·
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5

Undergrad Max Heat Transfer w/ Low Conductivity Brick & Copper

  • space4092
  • · Replies 1 ·
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1

Undergrad Isothermal Expansion w/ Equal Pressures

  • Mohankpvk
  • · Replies 7 ·
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7

Undergrad Relation between boltsmann/gas constant and temperature

  • negative
  • · Replies 2 ·
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2

High School Laws in Otto, Diesel, etc. cycles

  • physea
  • · Replies 12 ·
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12

Undergrad Why is the change of enthalpy during a phase change equal to mL?

  • Clara Chung
  • · Replies 4 ·
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4

Undergrad Internal energy and thermal energy

  • eprparadox
  • · Replies 8 ·
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8

Graduate Need help to explain the peak of thermal conductivity

  • sunmaggot
  • · Replies 3 ·
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3

Undergrad Heating by radiation: how the atoms' speed is increased?

  • DoobleD
  • · Replies 13 ·
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13

Graduate Is there an Entropy difference between a cold and hot body

  • annaphys
  • · Replies 35 ·
2
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35

High School How can this thermodynamic phenomenon be explained

  • Supernova00
  • · Replies 6 ·
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6

Undergrad Why do the glass doors at grocery stores become foggy when...

  • mk9898
  • · Replies 5 ·
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5

Graduate The Carnot Cycle: Efficiency and Validity with Gases, Solids, and Liquids

  • Lucw
  • · Replies 7 ·
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7

Undergrad Understanding the Parameters of an Ideal Refrigeration Cycle

  • physea
  • · Replies 1 ·
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1

Graduate (Specific) Heat capacity of brass at milliKelvin temperatures

  • xavier_Ghz
  • · Replies 5 ·
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5

Graduate Calculating Temperature of Radiation at t1

  • NebulaBilly
  • · Replies 3 ·
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3

Undergrad Airplane question -- How to compensate for losing engine power on one wing....

  • jaguar___
  • · Replies 29 ·
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29

Undergrad BTU Calculation for a fireplace-based heater

  • JohnM24018
  • · Replies 2 ·
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2

Undergrad How do we visualize EM radiation?

  • Gersty
  • · Replies 3 ·
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3

Graduate Thermodynamic energy and Hamiltonian

  • vsv86
  • · Replies 3 ·
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3

Undergrad How does momentum affect the motion of objects in a friction-less environment?

  • marosa4
  • · Replies 42 ·
2
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42

High School Is temperature considered a scalar quantity?

  • Terry Bing
  • · Replies 35 ·
2
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35

Graduate Understanding Perfectly Black Bodies

  • EF17xx
  • · Replies 5 ·
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5

Undergrad IR Effects on Incandescent Lamps

  • Prasanna Kumar
  • · Replies 1 ·
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1

Graduate Bending light with temperature gradients

  • Samson4
  • · Replies 1 ·
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1

Undergrad Rate of pressure increase of contained air being heated

  • hjb39
  • · Replies 2 ·
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2

Graduate How Do Atoms Transition from Electronic to Vibrational Excitation?

  • Tiwari
  • · Replies 4 ·
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4

Undergrad Why did the lid of a heated container cave inwards?

  • Eve Litman
  • · Replies 3 ·
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3

Undergrad Partition Function Derivation: Where Did I Go Wrong?

  • thelaxiankey
  • · Replies 2 ·
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2

Undergrad Does the color of an object change as it gets hotter?

  • APUGYael
  • · Replies 9 ·
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9

Undergrad Deriving the Boltzmann distribution

  • raeed
  • · Replies 1 ·
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1

Undergrad Heat in Crowded Places: Origin and Explanation

  • Likith D
  • · Replies 14 ·
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14

High School What warms atmospheric nitrogen?

  • CharlesBoles
  • · Replies 6 ·
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6

Undergrad Understanding the Molar Heat Capacity of an Ideal Gas

  • House
  • · Replies 1 ·
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1

Undergrad Heat transfer within a laptop computer from CPU and GPU

  • warfreak131
  • · Replies 13 ·
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13

Graduate What Does Feynman Mean by the Heat Energy in Springs?

  • Aleoa
  • · Replies 6 ·
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6

Undergrad Increasing enthelpy of a liquid

  • oksuz_
  • · Replies 1 ·
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1

Fabric with high thermal robustness

  • physea
  • · Replies 2 ·
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2

Undergrad Comparing delta(PV) vs P(deltaV)

  • ifihadsomebacon
  • · Replies 5 ·
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5

Graduate Work done for isothermal process in terms of Helmholtz func

  • Hello890
  • · Replies 3 ·
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3

Graduate Laser induced damage and irradiation time

  • roam
  • · Replies 5 ·
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5

Undergrad Does Solar Power Contribute to Global Warming?

  • john t
  • · Replies 2 ·
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2

Undergrad Mastering Cooling Soup: Feynman's Explanation of Evaporation and Heat Generation

  • Aleoa
  • · Replies 11 ·
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11

High School Why is the volume of a gas bigger during a phase change

  • Richie Smash
  • · Replies 5 ·
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5

Graduate Blocking the symmetry of motion and the second law

  • Papatom
  • · Replies 3 ·
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3

Undergrad How to quantify the thermal advantages of a white thermos?

  • jon4444
  • · Replies 2 ·
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2