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Undergrad Early background microwave radiation question.

syano
Oct 22, 2003 · Replies 10 · Oct 31, 2003

Replies: 10

Graduate Does the entropy of a closed system always increase

Jeebus
Oct 30, 2003 · Replies 4 · Oct 30, 2003

Replies: 4

Graduate Discovering the Secrets of Absolute Zero: Scientists' Techniques Revealed

KLscilevothma
Oct 29, 2003 · Replies 2 · Oct 30, 2003

Replies: 2

High School NEED HELP How to cool air as much as possible

ramair2001
Oct 28, 2003 · Replies 8 · Oct 29, 2003

Replies: 8

Undergrad Paypal/nochex waiting as a thankyou

robgb
Oct 29, 2003 · Replies 6 · Oct 29, 2003

Replies: 6

Undergrad Explaining Energy Transfer on Earth

Greenhippo
Oct 22, 2003 · Replies 3 · Oct 22, 2003

Replies: 3

Graduate How Do Black Holes Emit Dark Radiations Despite Being Light Traps?

HIGHLYTOXIC
Oct 17, 2003 · Replies 3 · Oct 18, 2003

Replies: 3

Graduate The Conversion of Matter & Energy

Whitestar
Oct 6, 2003 · Replies 4 · Oct 15, 2003

Replies: 4

Undergrad Particle Acceleration Radiation

Fullhawking
Oct 8, 2003 · Replies 5 · Oct 10, 2003

Replies: 5

Graduate High temperature superconducting switches

anilrapire
Sep 11, 2003 · Replies 4 · Sep 27, 2003

Replies: 4

Graduate Entropy could decrease with time

Jack
Sep 21, 2003 · Replies 24 · Sep 27, 2003

Replies: 24

Undergrad Ball and Bowl and Newton's Second Law

RIT_Rich
Sep 24, 2003 · Replies 2 · Sep 25, 2003

Replies: 2

High School A physics related computer question

bobewalton
Sep 22, 2003 · Replies 1 · Sep 22, 2003

Replies: 1

High School What Happens to Objects at Absolute Zero?

Cod
Sep 9, 2003 · Replies 14 · Sep 17, 2003

Replies: 14

Graduate Mass from redshifted radiation

JMartin
Sep 13, 2003 · Replies 1 · Sep 13, 2003

Replies: 1

Undergrad Can an A/C system be designed to effectively use waste heat for other purposes?

shetland
Sep 6, 2003 · Replies 43 · Sep 12, 2003

2

Replies: 43

Undergrad Calculating Heat Generation in Gear Reducers: A Simple Question [SOLVED]

Drifter
Sep 11, 2003 · Replies 2 · Sep 12, 2003

Replies: 2

Graduate Help with the ABCK 1997 entropy/area paper

marcus
Sep 7, 2003 · Replies 5 · Sep 8, 2003

Replies: 5

Graduate Black hole entropy and the log of the golden mean

marcus
Sep 7, 2003 · Replies 1 · Sep 7, 2003

Replies: 1

High School Seeking the unknown in the known (part 1, energy)

Astrophysics
Sep 2, 2003 · Replies 2 · Sep 4, 2003

Replies: 2

High School Infra-red is always considerd responsible for radiant heating

Farn
Aug 27, 2003 · Replies 12 · Sep 1, 2003

Replies: 12

High School What causes some liquids to evaporate more quickly

Rockazella
Aug 29, 2003 · Replies 9 · Aug 30, 2003

Replies: 9

Undergrad Pumps vs. Compressors: Understanding the Differences and Interchangeability

sayhaitopalani
Aug 15, 2003 · Replies 12 · Aug 30, 2003

Replies: 12

High School Hot Weather, Cold Pool: The Science Behind Why We Shiver in Warm Water

strangefool
Aug 28, 2003 · Replies 3 · Aug 28, 2003

Replies: 3

Graduate How Does Dry Ice Influence Earth's Climate Dynamics?

Loren Booda
Aug 28, 2003 · Replies 1 · Aug 28, 2003

Replies: 1

High School Why Is the Concept of Energy So Confusing?

Gale
Aug 23, 2003 · Replies 22 · Aug 25, 2003

Replies: 22

Undergrad What Is the Heat Death Theory and How Does It Impact Civilization?

Lrdmora
Aug 17, 2003 · Replies 7 · Aug 22, 2003

Replies: 7

High School Understanding Heat Energy: A Comprehensive Explanation from Basic Physics Books

Farn
Aug 16, 2003 · Replies 4 · Aug 17, 2003

Replies: 4

Graduate Could the Universe Survive Heat Death Through Bose-Einstein Condensates?

wolram
Aug 10, 2003 · Replies 10 · Aug 16, 2003

Replies: 10

Graduate Is the Universe a Closed Thermodynamic System?

heusdens
Aug 2, 2003 · Replies 6 · Aug 16, 2003

Replies: 6

High School Physics.nature of emission of radiation from atoms

philip_pc
Aug 14, 2003 · Replies 4 · Aug 15, 2003

Replies: 4

Undergrad Free Energy Device: Closest Inventors Have Come?

Quasaire
Jul 14, 2003 · Replies 22 · Aug 4, 2003

Replies: 22

High School Uncovering the Source of Heat in a Chemical Reaction

benzun_1999
Jul 31, 2003 · Replies 11 · Aug 2, 2003

Replies: 11

Undergrad Perpetual Working Processes: Energy & Ability to Do Work

cala
Aug 2, 2003 · Replies 1 · Aug 2, 2003

Replies: 1

High School What Is Fire and How Does It Work?

sheldon
Jun 27, 2003 · Replies 18 · Jul 24, 2003

Replies: 18

Undergrad Calculating Heat Release: Freezing a 8.5 km^2 Lake to 1.0m Depth

jimmyche
Jul 23, 2003 · Replies 4 · Jul 23, 2003

Replies: 4

High School Newton's First Law of Motion & Skidding on Icy Roads

hell18
Jun 27, 2003 · Replies 8 · Jul 4, 2003

Replies: 8

Undergrad Can Watercooling Solve My Noisy Computer Problem?

jonnylane
Jun 30, 2003 · Replies 4 · Jul 1, 2003

Replies: 4

Undergrad Raising the temperature of a solvent

Thomo
Jun 16, 2003 · Replies 8 · Jun 18, 2003

Replies: 8

Graduate Conceiving a Net Decrease in Entropy: Is Heat Death Avoidable?

KillaMarcilla
Jun 16, 2003 · Replies 6 · Jun 17, 2003

Replies: 6

Graduate Understanding Entropy: A Common Misunderstanding About Probability

JSK333
Jun 12, 2003 · Replies 17 · Jun 17, 2003

Replies: 17

Undergrad Prove this wrong with the laws of thermodynamics

DaffyZeeDucky
Jun 14, 2003 · Replies 8 · Jun 15, 2003

Replies: 8

Undergrad Why heat, light, and waves all follow the inverse square law?

Mattius_
Jun 7, 2003 · Replies 6 · Jun 9, 2003

Replies: 6

Graduate Can a centrifuge be used to induce fusion in ions?

schwarzchildradius
May 20, 2003 · Replies 15 · Jun 3, 2003

Replies: 15

Graduate An integral of the Planck radiation law- 2.701kT

marcus
May 30, 2003 · Replies 8 · Jun 1, 2003

Replies: 8

Graduate What Is the Relationship Between Time and the Flow of Energy?

StephenSwires
May 16, 2003 · Replies 35 · May 30, 2003

2

Replies: 35

Undergrad Explaining the Mpemba Effect: Causes and Discussion

On Radioactive Waves
May 28, 2003 · Replies 3 · May 29, 2003

Replies: 3

Graduate Hawking Radiation: Understanding Its Behavior & Questions

maximus
May 27, 2003 · Replies 1 · May 28, 2003

Replies: 1

Graduate Understanding the 2nd Law of Thermodynamics and Its Impact on the Universe

icespeed
May 25, 2003 · Replies 12 · May 26, 2003

Replies: 12

High School Understanding how Newton's Third Law is applied?

Zorodius
May 24, 2003 · Replies 4 · May 24, 2003

Replies: 4

Graduate How Does Gravity Influence Thermonuclear Reactions?

maximus
May 21, 2003 · Replies 2 · May 22, 2003

Replies: 2

High School Entropy: Explaining the Paradox of Energy in School Thermodynamics

Rockazella
May 10, 2003 · Replies 14 · May 14, 2003

Replies: 14

Undergrad What is the effect of distance on magnetic forces between electromagnetic coils?

bstruss
May 10, 2003 · Replies 2 · May 13, 2003

Replies: 2

Undergrad Calculating KE of Ideal Gases: Understanding its Independence from Molecule Mass

apache
May 5, 2003 · Replies 7 · May 6, 2003

Replies: 7

Graduate The temperature of acceleration (Unruh radiation)

marcus
May 5, 2003 · Replies 7 · May 5, 2003

Replies: 7

Undergrad What is the key to solving an unbalanced Wheatstone bridge with a current value?

wjf0
Apr 30, 2003 · Replies 10 · May 4, 2003

Replies: 10

High School What's Really Involved in an Explosion?

Rockazella
May 1, 2003 · Replies 6 · May 2, 2003

Replies: 6

High School Question: heat loss from a computer case

Adam
Apr 29, 2003 · Replies 3 · Apr 30, 2003

Replies: 3

Graduate Impossible? particle, wave, light, radiation,the fundamentals of photons

Selnexeon
Apr 23, 2003 · Replies 4 · Apr 25, 2003

Replies: 4

High School About Newts First Law of motion

PiRsq
Apr 21, 2003 · Replies 7 · Apr 21, 2003

Replies: 7

Undergrad How does the flow of thermal energy through a closed window illustrate

jaypee
Apr 21, 2003 · Replies 1 · Apr 21, 2003

Replies: 1

Why Did the Beer Freeze at My Favorite Bar?

quantumdude
Apr 15, 2003 · Replies 22 · Apr 18, 2003

Replies: 22

High School What is the process in which energy changes?

totoro
Apr 17, 2003 · Replies 3 · Apr 18, 2003

Replies: 3

High School Specific Heat: Its Influence on Temperature

STAii
Apr 9, 2003 · Replies 3 · Apr 9, 2003

Replies: 3

Graduate Can a single photon have a temperature?

Paradox
Apr 8, 2003 · Replies 12 · Apr 9, 2003

Replies: 12

Undergrad What equations describe the behavior of real gases beyond PV=nRT?

newton1
Apr 8, 2003 · Replies 5 · Apr 8, 2003

Replies: 5

Undergrad I am dumb and need smart people to help me

Requiem
Apr 7, 2003 · Replies 5 · Apr 8, 2003

Replies: 5

Undergrad What is the heat transfer coefficient of oil?

Smurfje
Apr 2, 2003 · Replies 2 · Apr 5, 2003

Replies: 2

High School Definition of Energy: Principle of Conservation of Energy

Hyperreality
Mar 29, 2003 · Replies 7 · Mar 30, 2003

Replies: 7

Graduate Do Black holes emit radiation?

Jack
Mar 26, 2003 · Replies 10 · Mar 27, 2003

Replies: 10

High School Understanding the 4 Laws of Thermodynamics: A Layman's Guide

rjsniz
Mar 18, 2003 · Replies 2 · Mar 18, 2003

Replies: 2

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