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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.

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Graduate How Are Fractals Related to Chaos?

billiards
Jan 19, 2010 · Replies 11 · Jan 23, 2010

Replies: 11

Graduate Available Energy of Stationary & Moving Particles

HarryDaniels
Jan 22, 2010 · Replies 3 · Jan 22, 2010

Replies: 3

High School Is the Earth Expanding and What Does It Mean for Continents?

kingfugazi
Dec 29, 2009 · Replies 6 · Jan 22, 2010

Replies: 6

Undergrad How to Calculate Hour Angle and Solar Noon: Simplified Guide"

dacruick
Jan 22, 2010 · Replies 12 · Jan 22, 2010

Replies: 12

High School What is the Standard Definition of One Second in the Metric System?

samieee
Jan 20, 2010 · Replies 6 · Jan 22, 2010

Replies: 6

High School Ad Hoc Physics discussion & other subjects

Gorn
Jan 18, 2010 · Replies 8 · Jan 21, 2010

Replies: 8

High School Understanding Vacuum Physics and the Crack in My Window

slworry
Jan 20, 2010 · Replies 6 · Jan 20, 2010

Replies: 6

Graduate Calculating error in fit parameter

NanakiXIII
Jan 19, 2010 · Replies 3 · Jan 20, 2010

Replies: 3

Graduate What Sets Scientific Geniuses Apart?

narniaoff
Jan 18, 2010 · Replies 13 · Jan 20, 2010

Replies: 13

Undergrad Ghost sightings correlated to EM fields

Dissident Dan
May 24, 2003 · Replies 37 · Jan 19, 2010

2

Replies: 37

Undergrad What Are the Key Characteristics That Define a Dimension?

Eusonance
Jan 17, 2010 · Replies 11 · Jan 18, 2010

Replies: 11

Undergrad Do Chemical, Atomic, and Nuclear Reactions Occur in Three Spatial Dimensions?

Char. Limit
Jan 14, 2010 · Replies 3 · Jan 18, 2010

Replies: 3

Graduate How design vent silencer pwl and spl

reza1211
Jan 13, 2010 · Replies 2 · Jan 17, 2010

Replies: 2

Undergrad Waveforms & Barriers | Physics & Electronics Q&A

forex10
Jan 15, 2010 · Replies 1 · Jan 17, 2010

Replies: 1

High School De Mourve Theorem: Guide to Find Work & Theorem

Philosophaie
Jan 17, 2010 · Replies 1 · Jan 17, 2010

Replies: 1

Undergrad Inverse Square Laws: Gravity & EMR

EnumaElish
Jan 16, 2010 · Replies 1 · Jan 16, 2010

Replies: 1

High School Why is the 1/2 term necessary in physics equations?

DecayProduct
Jan 16, 2010 · Replies 4 · Jan 16, 2010

Replies: 4

Undergrad Transverse vibration in a solid metal rod

confused_haha
Jan 16, 2010 · Replies 1 · Jan 16, 2010

Replies: 1

High School How do waves travel in a vacuum?

MrPickle
Jan 15, 2010 · Replies 4 · Jan 15, 2010

Replies: 4

Do Physicists Drink? - Debating the Risks of Alcohol

Apexny
Jan 1, 2010 · Replies 71 · Jan 13, 2010

3

Replies: 71

High School What Is Wavelength in Sound and EM Waves?

MiniSmSm
Jan 8, 2010 · Replies 17 · Jan 13, 2010

Replies: 17

Undergrad Can B&W Photos Be Accurately Restored to Their Original Colors?

rajeshmarndi
Jan 10, 2010 · Replies 8 · Jan 11, 2010

Replies: 8

Online courses for general physics

jtesttubes
Jan 9, 2010 · Replies 1 · Jan 9, 2010

Replies: 1

High School What is the speed of hair growth in m/s?

BogMonkey
Jan 9, 2010 · Replies 2 · Jan 9, 2010

Replies: 2

Physicists & Swimming: How They Balance Number-Crunching & Exercise

Blenton
Jan 7, 2010 · Replies 12 · Jan 9, 2010

Replies: 12

Undergrad Are SI Units Equivalent in Differential Equations?

mlsbbe
Jan 7, 2010 · Replies 5 · Jan 9, 2010

Replies: 5

Poll

High School Is anything on Earth- 4 dimensional? 2 dimensional? 1 dimensional?

ronandkryn
Jan 6, 2010 · Replies 12 · Jan 8, 2010

Replies: 12

Undergrad Two concentrations of calcium ions inside and outside the membrane

msoric
Jan 7, 2010 · Replies 3 · Jan 8, 2010

Replies: 3

Undergrad Build a machine that could defy gravity

outlawedge23
Jan 5, 2010 · Replies 2 · Jan 6, 2010

Replies: 2

Pictures of your lab (experimentalists & theoreticians)

n0_3sc
Jun 18, 2008 · Replies 81 · Jan 5, 2010

3

Replies: 81

Undergrad What makes diamond so excellent for drilling?

PippaBG
Jan 5, 2010 · Replies 4 · Jan 5, 2010

Replies: 4

Undergrad Understanding Moon's Lack of Gravity: The Science Behind It

jtesttubes
Dec 28, 2009 · Replies 14 · Jan 5, 2010

Replies: 14

Undergrad Does a Year Exist? | Earth's Revolution Around the Sun

Cfire
Jan 4, 2010 · Replies 5 · Jan 4, 2010

Replies: 5

Discover the Power of Educational Videos at HowStuffWorks and Beyond!

MadmanMurray
Apr 1, 2009 · Replies 7 · Jan 2, 2010

Replies: 7

Undergrad How Can Poisson's Ratio Reach -1?

I_am_no1
Jan 2, 2010 · Replies 1 · Jan 2, 2010

Replies: 1

High School Multiplying Decimals: Common Mistake?

BogMonkey
Jan 1, 2010 · Replies 3 · Jan 1, 2010

Replies: 3

Is it me, or is Michio Kaku a total buffoon?

Werg22
Mar 15, 2008 · Replies 125 · Dec 30, 2009

5

Replies: 125

Undergrad How does a chip store so much information?

Marciano
Dec 30, 2009 · Replies 1 · Dec 30, 2009

Replies: 1

High School Is the force of gravity affected by an object's mass?

Pupil
Jul 6, 2009 · Replies 101 · Dec 29, 2009

4

Replies: 101

High School Modern Physics vs Classical Physics

Senjai
Dec 28, 2009 · Replies 5 · Dec 29, 2009

Replies: 5

Graduate Could Quasars Be Alien Spacecraft?

ehilge
Dec 27, 2009 · Replies 5 · Dec 28, 2009

Replies: 5

Undergrad Calculate Mass of Earth - Ideas & Formulas

God's Pen
Nov 26, 2009 · Replies 29 · Dec 28, 2009

Replies: 29

Graduate Eight short questions, but very important to me

menniandscience
Dec 22, 2009 · Replies 5 · Dec 28, 2009

Replies: 5

High School Doppler Effect Investigatory Project

JGL
Dec 6, 2009 · Replies 6 · Dec 28, 2009

Replies: 6

High School Is There Absolute Vacuum Between Atoms?

Rishav1
Dec 4, 2009 · Replies 41 · Dec 27, 2009

2

Replies: 41

Graduate Can Quantum Mechanics and System Approaches Coexist Without Conflict?

SW VandeCarr
Dec 19, 2009 · Replies 16 · Dec 25, 2009

Replies: 16

Undergrad Does sinusoidal play a role in physics?

Gerenuk
Dec 22, 2009 · Replies 43 · Dec 24, 2009

2

Replies: 43

Undergrad Anti-matter Bar Magnet B Field: Repulsion & More

cragar
Dec 24, 2009 · Replies 2 · Dec 24, 2009

Replies: 2

Undergrad Is Matter Infinitely Divisible?

rjmorgalo
Dec 19, 2009 · Replies 20 · Dec 22, 2009

Replies: 20

How Can Physicists Survive a Zombie Apocalypse Using Homemade Weapons?

trini
Nov 21, 2009 · Replies 5 · Dec 22, 2009

Replies: 5

High School Laws of Physics vs. Laws of Nature

kgreen
Dec 22, 2009 · Replies 3 · Dec 22, 2009

Replies: 3

High School Understanding Viscosity: Definition and Explanation | Learn From Experts

SOHAWONG
Dec 22, 2009 · Replies 1 · Dec 22, 2009

Replies: 1

Graduate How to Find Bessel[-v,x] Given Bessel[v,x] in Fortran?

xylai
Dec 6, 2009 · Replies 4 · Dec 22, 2009

Replies: 4

Undergrad Who knows the proper name for this experiment

rimblock
Dec 14, 2009 · Replies 10 · Dec 20, 2009

Replies: 10

Undergrad Question about super large number units in hubbles constant

zeromodz
Dec 19, 2009 · Replies 1 · Dec 19, 2009

Replies: 1

When studying physics did final exams always stress you out?

sportsstar469
Dec 17, 2009 · Replies 9 · Dec 19, 2009

Replies: 9

High School What is the cause behind the Coandă effect?

raul_l
May 16, 2006 · Replies 16 · Dec 19, 2009

Replies: 16

Graduate Norway Spiral Mathematically Proven to not be a Missile

trigNspirals
Dec 18, 2009 · Replies 2 · Dec 18, 2009

Replies: 2

Undergrad Where does the energy to create tides come from?

Jahn89
Dec 15, 2009 · Replies 5 · Dec 18, 2009

Replies: 5

What would Richard Feynman say about Global warming?

dmtr
Dec 17, 2009 · Replies 4 · Dec 17, 2009

Replies: 4

High School Do Frying Pans Weigh More in the Sun or the Shade?

ƒ(x)
Dec 1, 2009 · Replies 5 · Dec 17, 2009

Replies: 5

Graduate What Is the Expression for Circular Wave Displacement in a Pond?

scepter
Dec 16, 2009 · Replies 6 · Dec 16, 2009

Replies: 6

Graduate Why Was Bohr's Complementarity Principle Overlooked in Physics?

apeiron
Dec 7, 2009 · Replies 27 · Dec 16, 2009

Replies: 27

How Can an Older Newcomer Navigate a Physics Forum?

kohana
Dec 15, 2009 · Replies 10 · Dec 16, 2009

Replies: 10

Graduate Is Information described by physics?

1Truthseeker
Dec 9, 2009 · Replies 16 · Dec 16, 2009

Replies: 16

High School Plotting Graphs for Physics Labs - Maximize Scale & Break Axis

Boogeyman
Dec 14, 2009 · Replies 2 · Dec 15, 2009

Replies: 2

What is the physics of a ukulele

Moose772
Dec 14, 2009 · Replies 1 · Dec 14, 2009

Replies: 1

Undergrad What causes the formation of beads in rocket exhaust plumes?

Artlav
Dec 14, 2009 · Replies 1 · Dec 14, 2009

Replies: 1

How Can I Improve My Mile Time in Cold Weather?

sportsstar469
Dec 12, 2009 · Replies 30 · Dec 14, 2009

2

Replies: 30

Graduate Solving the Interesting Problem of the Last Bit of Water in a Bottle

ioscope
Dec 14, 2009 · Replies 1 · Dec 14, 2009

Replies: 1

Undergrad Biophysics enzyme experiments for a second year lab

ineptitude
Dec 13, 2009 · Replies 2 · Dec 13, 2009

Replies: 2

High School Dancing Orbs and Strange White Light

Liger20
May 19, 2009 · Replies 10 · Dec 13, 2009

Replies: 10

Undergrad Using Vector Notation in Physics: Appropriate or Wrong?

tomwilliam
Dec 13, 2009 · Replies 3 · Dec 13, 2009

Replies: 3

Undergrad Estimating Label Quantity on a Used Roll

mlawrence2102
Dec 12, 2009 · Replies 9 · Dec 12, 2009

Replies: 9

High School Harry Wertmuller's Doubt on Windmill Energy Proportionality

HarryWertM
May 5, 2008 · Replies 8 · Dec 12, 2009

Replies: 8

Theory that most physicists believe that the decision

CloIV
Dec 11, 2009 · Replies 8 · Dec 12, 2009

Replies: 8

High School Why Ampere is Not a SI Unit? A Brief Overview

trust143_raj
Dec 11, 2009 · Replies 7 · Dec 12, 2009

Replies: 7

High School Standard Deviation: Learn for Chemistry Lab Quiz

sportsstar469
Dec 9, 2009 · Replies 6 · Dec 11, 2009

Replies: 6

Visualizing 4-D: Is My Mind the Problem?

Char. Limit
Dec 7, 2009 · Replies 14 · Dec 10, 2009

Replies: 14

Graduate I'm having trouble understanding multiple dimensions up to 10

BryceMaclaren
Nov 10, 2009 · Replies 6 · Dec 10, 2009

Replies: 6

High School Understanding Experimental Error

green-fresh
Dec 9, 2009 · Replies 7 · Dec 9, 2009

Replies: 7

Graduate QM Interpretations and the Measurement Problem

kote
Dec 7, 2009 · Replies 6 · Dec 9, 2009

Replies: 6

High School Why is long wave reception better in mountainous areas compared to VHF?

tushi81
Dec 7, 2009 · Replies 6 · Dec 8, 2009

Replies: 6

Graduate Does physics support the notion of eternity?

zeromodz
Dec 6, 2009 · Replies 9 · Dec 7, 2009

Replies: 9

Graduate Visualising the fourth dimension-can it be done?

Neo_Anderson
Nov 22, 2009 · Replies 27 · Dec 7, 2009

Replies: 27

Undergrad Win Nobel Prize in Physics with Electrical Engineering?

rajendraranabha
Dec 3, 2009 · Replies 18 · Dec 7, 2009

Replies: 18

Who makes these 'physics' rules anyway?

rolerbe
Dec 6, 2009 · Replies 20 · Dec 6, 2009

Replies: 20

High School Is this the ultimate physics song about pendulums?

XeonXT
Dec 6, 2009 · Replies 2 · Dec 6, 2009

Replies: 2

Tiger Woods, Physics, and John Gribben

George Jones
Dec 6, 2009 · Replies 2 · Dec 6, 2009

Replies: 2

Undergrad Relation between wet ability and viscosity

cataldo
Dec 5, 2009 · Replies 1 · Dec 5, 2009

Replies: 1

Graduate Does anyone have any recommendations as to how to assign error to this?

theneedtoknow
Dec 3, 2009 · Replies 10 · Dec 5, 2009

Replies: 10

Feynman Messenger Lectures (via Microsoft)

robphy
Jul 15, 2009 · Replies 15 · Dec 4, 2009

Replies: 15

High School Understanding Energy in Physics: Is it Matter or Force?

Dman
Dec 2, 2009 · Replies 6 · Dec 4, 2009

Replies: 6

What is the most efficient and powerful way to store energy?

FoxCommander
Dec 2, 2009 · Replies 11 · Dec 4, 2009

Replies: 11

Students who cheat in introductory physics courses

Ben Niehoff
Feb 19, 2009 · Replies 30 · Dec 2, 2009

2

Replies: 30

Undergrad Time Derivative: How Does 2x Differ from x² Differ?

delve
Dec 2, 2009 · Replies 4 · Dec 2, 2009

Replies: 4

High School Gravity at Toronto, Ontario: Find Acceleration Value Here

nietzsche
Dec 1, 2009 · Replies 3 · Dec 2, 2009

Replies: 3

Physics Communication Idea - Prove Me Wrong

chrismenino
Nov 29, 2009 · Replies 28 · Dec 2, 2009

Replies: 28

Undergrad What is a Gauge? Illustrative Explanation

Winzer
Dec 1, 2009 · Replies 7 · Dec 1, 2009

Replies: 7

High School Do different masses ever combine?

magpies
Nov 30, 2009 · Replies 4 · Dec 1, 2009

Replies: 4

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Physics

Physics is the scientific study of the fundamental principles governing the behavior of matter and energy in the universe. It explores the nature of space, time, motion, forces, and the interactions between particles and fields.

Physicists seek to formulate laws and theories that describe the fundamental forces shaping the cosmos, from the microscopic world of subatomic particles to the vastness of galaxies. Divided into classical and modern physics, the discipline encompasses mechanics, electromagnetism, thermodynamics, quantum mechanics, and relativity.

Physics not only provides a framework for understanding the physical world but also drives technological innovations, shaping our comprehension of reality and inspiring advancements in various scientific and technological domains.

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