Other Physics Topics Forum

Post thread
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.
APS Journals Available At US Public Libraries
  • · Replies 1 ·
Replies
1
Views
22K
High School Is Fire or Electricity Considered a State of Matter?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Why Does a Brass Tube's Resonance Only Produce Overtones?
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad What Are the Limitations of Modern Batteries?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Kikuchi lines Vs Kikuchi bands (EBSD in SEM)
  • · Replies 2 ·
Replies
2
Views
7K
What are the Feynman Lectures on Physics and where can I find them?
  • · Replies 1 ·
Replies
1
Views
2K
High School Why were complex numbers introduced in physics?
  • · Replies 32 ·
2
Replies
32
Views
4K
Graduate How many variables to describe a system?
  • · Replies 10 ·
Replies
10
Views
2K
Physics & Poetry: Is Dirac Right?
  • · Replies 22 ·
Replies
22
Views
4K
Undergrad What's the best device for measuring angles?
  • · Replies 11 ·
Replies
11
Views
5K
Undergrad Lesser the radius the lesser the volume. Why?
  • · Replies 2 ·
Replies
2
Views
1K
Why Did MIT Sever Ties with Walter Lewin?
  • · Replies 145 ·
5
Replies
145
Views
18K
Graduate Physical significance of an equation of wave
  • · Replies 1 ·
Replies
1
Views
1K
Who wants a chat? Preferably about Physics
  • · Replies 5 ·
Replies
5
Views
2K
Congratulations Prof Mildred Dresselhaus
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Is physics utilized in AI research? If so, how?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Spaghetti Breaking at 250k FPS: Watch the Amazing Footage
  • · Replies 1 ·
Replies
1
Views
2K
What intinitally got you interested in physics?
  • · Replies 23 ·
Replies
23
Views
4K
High School Define a location of a non-point object
  • · Replies 4 ·
Replies
4
Views
1K
High School Understanding the Elusive Nature of Mass: Can it Really be Destroyed?
  • · Replies 8 ·
Replies
8
Views
2K
High School What is Information? Understanding the Basics and Importance
  • · Replies 6 ·
Replies
6
Views
2K
Is there video recordings of "Feynman Lectures on physics"?
  • · Replies 3 ·
Replies
3
Views
5K
Graduate Coordinate transform from sensor to North East Down frame
  • · Replies 1 ·
Replies
1
Views
2K
Life on a Cubical Earth: Imagining Gravity and Everyday Challenges
  • · Replies 11 ·
Replies
11
Views
2K
Undergrad What is the Measurement for G, ħ & c?
  • · Replies 2 ·
Replies
2
Views
1K
High School What Are the Non-Invasive Methods to See Inside Objects?
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad Yaw Pitch & Roll to spherical Theta & Phi
  • · Replies 4 ·
Replies
4
Views
5K
Undergrad Understanding Phase Difference between y1=a. sin(ω.t) and y2=a. sin(ω.t + φ)
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Local and integral physical quantities
  • · Replies 4 ·
Replies
4
Views
4K
Undergrad Why the transfer function is represented in S Domain?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Are there limits to human/devices perception?
  • · Replies 27 ·
Replies
27
Views
3K
Why nobel prize is awarded for blue led invention .?
  • · Replies 15 ·
Replies
15
Views
2K
How can I quickly and efficiently demoisturize air?
  • · Replies 7 ·
Replies
7
Views
1K
Undergrad Conceptual question about (GEM forces)
  • · Replies 3 ·
Replies
3
Views
1K
Graduate What are Feynman and Dirac discussing in their conversation?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate How to calculate error propagation for several measurements?
  • · Replies 6 ·
Replies
6
Views
4K
High School N00b question about understanding what formulas are
  • · Replies 7 ·
Replies
7
Views
1K
High School Which Movies Best Illustrate Science Concepts for Your Classroom Project?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Rate of loss of mass of a meteorite
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad Difference between Auto- and Cross-correlation function
  • · Replies 3 ·
Replies
3
Views
13K
How much of a rip-off are varifocals?
  • · Replies 13 ·
Replies
13
Views
2K
Encouraging my brother's growing interest in physics.
  • · Replies 3 ·
Replies
3
Views
1K
High School Learn Problem Solving Through Drawings & Sketches
  • · Replies 8 ·
Replies
8
Views
2K
High School Does experiencing a static shock mean that you are grounded?
  • · Replies 9 ·
Replies
9
Views
3K
High School What Are Forced Oscillations and How Do They Work?
  • · Replies 17 ·
Replies
17
Views
3K
Can You Access Einstein's Papers Online?
  • · Replies 5 ·
Replies
5
Views
1K
High School What Are the Essential Concepts Every Physicist Should Know?
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Finding out what are the recent problems
  • · Replies 7 ·
Replies
7
Views
1K
Novels About Physics: Find Your Next Read!
  • · Replies 8 ·
Replies
8
Views
2K
Who Will Win the 2014 Nobel Prize in Physics?
  • · Replies 73 ·
3
Replies
73
Views
10K
High School Understanding the Difference Between Pitch & Volume
  • · Replies 25 ·
Replies
25
Views
11K
Undergrad Facing problem in analysing Taylor series expansion
  • · Replies 1 ·
Replies
1
Views
1K
High School How many ways can you determine density?
  • · Replies 3 ·
Replies
3
Views
2K
High School What does Wavelength/degree mean?
  • · Replies 9 ·
Replies
9
Views
3K
The General Theory of Gravity and Light
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad ΔAmplitude of wave on rope with a change in linear density
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Boston Molasses Disaster: Eyewitness Accounts & Impact
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad How Do Physics Students Handle Uncertainty in Problem Solving?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate What does the |-sign mean in this text?
  • · Replies 10 ·
Replies
10
Views
2K
Can two objects ever be exactly the same?
  • · Replies 5 ·
Replies
5
Views
6K
What Would Happen to Humanoid Bone Structure If the Moon Crashed Into Earth?
  • · Replies 6 ·
Replies
6
Views
1K
Graduate What Units are Used for Hansen Solubility Parameter?
  • · Replies 1 ·
Replies
1
Views
2K
Shiny black nail polish to matte black
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Intro & What does it mean to normalize a function/an image?
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad I cannot solve physics problems without solution help
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad Matter Alignment: Magnatism Effects on Salt Water Flow
  • · Replies 47 ·
2
Replies
47
Views
4K
Undergrad Will an unbalanced wave be able to induce resonance?
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Unraveling the Mysteries of Bell Jar Experiment Equations
  • · Replies 2 ·
Replies
2
Views
1K
High School Physics science fair on shoe polymers
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Pipe Flow Rate: Guarantee Constant Volumetric Flow
  • · Replies 22 ·
Replies
22
Views
3K
Graduate Wave on a string / impedance problem
  • · Replies 1 ·
Replies
1
Views
2K
Graduate How to find the uncertainty of a slope (using software)?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Most Recent Applied Advance in Physics
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Calculating Length of Line cf: A Math Problem Explained
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Need trustworthy, informative reading material
  • · Replies 1 ·
Replies
1
Views
993
High School How to Identify Scalars and Vectors?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Wave Attenuation: Struggling in Course? Resources to Help
  • · Replies 1 ·
Replies
1
Views
1K
High School Why do solids maintain their individual identity when placed together?
  • · Replies 80 ·
3
Replies
80
Views
9K
Graduate Convert kcal/(mol-Angstrom) to eV/Angstrom: Advice Needed
  • · Replies 1 ·
Replies
1
Views
4K
High School What material I should use for the "vacuum"?
  • · Replies 24 ·
Replies
24
Views
3K
Undergrad Is freshmen-level "all-physics" text worth buying/having as an advanced student?
  • · Replies 1 ·
Replies
1
Views
1K
Stephen Hawking: Hero Worship or Humility?
  • · Replies 12 ·
Replies
12
Views
3K
New Book by Prof Kip Thorne on The Science of Interstellar
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Extending the shelf life of Acetic Acid battery
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Which Calculus Course Do MIT Physics Majors Prefer?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Why are normal modes important when analyzing waves or oscillations?
  • · Replies 1 ·
Replies
1
Views
2K
High School What Does the Unit 'h' Represent in Measurements?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Hubble vs. LHC: Who Provides Bigger Return on Investment?
  • · Replies 13 ·
Replies
13
Views
2K
Graduate Derivation of Sabine's formula for reverberation time
  • · Replies 1 ·
Replies
1
Views
24K
High School Require assistance in physics concepts
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad What is the Role of Astrophotography in Teaching Astronomy?
  • · Replies 7 ·
Replies
7
Views
1K
Undergrad Natural vs normal vs resonant frequencies
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Understanding Bridge Sensitivity and Checking Vout Expression for Accuracy
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Where can I find historical journal articles by famous physicists?
  • · Replies 4 ·
Replies
4
Views
2K
High School Is Introduction to Physics the Same for Undergrad and High School Students?
  • · Replies 4 ·
Replies
4
Views
2K
High School How can we know why things turn darker when they wet?
  • · Replies 2 ·
Replies
2
Views
2K
High School How to get started learning physics?
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Systematic/Statistical errors [distinguish]
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Why only two kinds of vector products defined?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Standing waves: can two transverse waves colliding have diff. fq, or amplitude?
  • · Replies 4 ·
Replies
4
Views
2K