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.
Graduate Why is the general form of the wave equation a second order partial derivative?
  • · Replies 8 ·
Replies
8
Views
3K
Undergrad What mathematical factors influence the shapes produced in cymatics experiments?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Finding Harmonic Vibration from Frequency
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Measuring density with ultrasonics
  • · Replies 16 ·
Replies
16
Views
6K
Einstein on Matter & Energy: Debunking Misconceptions
  • · Replies 2 ·
Replies
2
Views
9K
Undergrad Gases I could expect to see using an IR receiver
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Oxidization of III-V Materials
  • · Replies 6 ·
Replies
6
Views
2K
High School Smoke smell in a flat below mine.
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Diffusion distance (microfluidics)
  • · Replies 14 ·
Replies
14
Views
3K
High School Why can't we see N2 and H2 in color?
  • · Replies 1 ·
Replies
1
Views
2K
High School Understanding Intensity and Amplitude of Physical Waves | School Physics UK
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad What is the Equation for Determining the Resonant Frequency of a Drum Shell?
  • · Replies 12 ·
Replies
12
Views
6K
High School Can Waves Inhibit Sound and Heat Effectively?
  • · Replies 1 ·
Replies
1
Views
996
Graduate Feeling Burnt Out? Physics Degree Struggles and Advice
  • · Replies 8 ·
Replies
8
Views
2K
Graduate Is an asthma inhaler (MDI) an example of vaporization?
  • · Replies 2 ·
Replies
2
Views
2K
High School Vector & Scalar: A Detailed Overview
  • · Replies 10 ·
Replies
10
Views
2K
High School Are matter and energy interchangeable?
  • · Replies 4 ·
Replies
4
Views
4K
High School How do i become a physicist or an astrophyscist
  • · Replies 1 ·
Replies
1
Views
943
High School Why is math crucial for understanding and achieving advancements in physics?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate What are the potential interactions between waves and matter?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Understanding Kinematic Viscosity Units
  • · Replies 8 ·
Replies
8
Views
4K
Undergrad Measurement Systems: Learn About Used Systems & Universe Measurement
  • · Replies 8 ·
Replies
8
Views
2K
High School Does standing tiptoes reduce the absortion of virabtions?
  • · Replies 7 ·
Replies
7
Views
1K
Undergrad Square wave and sine wave -- How standing waves are formed?
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Material that'll help improve write-ups for lab experiments?
  • · Replies 1 ·
Replies
1
Views
1K
High School Why is blowing stronger than sucking?
  • · Replies 16 ·
Replies
16
Views
13K
What is your reason for studying physics?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate How to present a new scientific idea
  • · Replies 12 ·
Replies
12
Views
3K
Graduate Sonoluminescence-- why is this phenomenon so mysterious?
  • · Replies 1 ·
Replies
1
Views
1K
Online Physics Games & Simulations
  • · Replies 35 ·
2
Replies
35
Views
70K
Have you ever seen gold orbs floating indoors?
  • · Replies 17 ·
Replies
17
Views
4K
Undergrad Can Standing Waves Have Both Transverse and Longitudinal Components?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Mole: Avogadro's Number & Its Discovery
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad Nodes in a standing wave and energy transmittance
  • · Replies 8 ·
Replies
8
Views
3K
Graduate How would you explain what compressed sensing is
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad Force of a full body jerk (myoclonic jerk)
  • · Replies 11 ·
Replies
11
Views
2K
High School Why is Young's modulous in Pascals?
  • · Replies 22 ·
Replies
22
Views
5K
High School Problems/solutions manual/pdf/website waves and vibrations
  • · Replies 3 ·
Replies
3
Views
10K
Undergrad Exactly what is there to understand in physics? Its memory?
  • · Replies 8 ·
Replies
8
Views
4K
Undergrad At what point can one be considered a physicist?
  • · Replies 99 ·
4
Replies
99
Views
16K
Confused about how to know about univers
  • · Replies 5 ·
Replies
5
Views
1K
High School Physics noob, can someone explain this?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Looking for waves to detect a specific material exclusively
  • · Replies 25 ·
Replies
25
Views
2K
Graduate Can I Master All Aspects of Physics and Unravel the Mysteries of the Universe?
  • · Replies 5 ·
Replies
5
Views
1K
High School Good Science Project for a 5-year-old
  • · Replies 7 ·
Replies
7
Views
2K
What is the most effective way to prevent pipes from freezing in a cold attic?
  • · Replies 9 ·
Replies
9
Views
3K
High School Are Atoms Alive? Understanding the Building Blocks of Life
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What Are the Top Resources for Discovering Research Methodology Options?
  • · Replies 2 ·
Replies
2
Views
2K
High School 8th Grade Science Project Ideas
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Why are there no pneumatic cylinders for CO2 PSI?
  • · Replies 1 ·
Replies
1
Views
1K
High School Why is the rail gun an interesting weapon?
  • · Replies 76 ·
3
Replies
76
Views
16K
Undergrad How Do You Determine the Tangent Point for Contact Angle in Droplet Analysis?
  • · Replies 34 ·
2
Replies
34
Views
4K
Undergrad How can I improve my skills in finding general solutions in physics?
  • · Replies 6 ·
Replies
6
Views
6K
High School What Is the Fermi Paradox and Why Does It Matter for Extraterrestrial Life?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Preventing Capillary Action in Hot Chamber Wire Feed-throughs
  • · Replies 2 ·
Replies
2
Views
4K
Graduate Did Ettore Majorana Choose to Disappear?
  • · Replies 15 ·
Replies
15
Views
4K
High School Surface Area of Foil: Can It Increase?
  • · Replies 17 ·
Replies
17
Views
2K
Graduate How is Knowledge in Physics Produced?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Can Resonance Occur at Multiple Frequencies in String Instruments?
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Physics investigation guidance: Vibration of circular plate
  • · Replies 1 ·
Replies
1
Views
2K
Look at one point - can you make the train change directions?
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Effects of Intermolecular Forces?
  • · Replies 7 ·
Replies
7
Views
6K
One Way Plug Key: Definition & Uses
  • · Replies 40 ·
2
Replies
40
Views
19K
High School Feynman's Discoveries: Impact on Technology & Why He Won a Nobel Prize
  • · Replies 17 ·
Replies
17
Views
4K
Undergrad Is Wireless Energy Transmission Efficient and Practical?
  • · Replies 25 ·
Replies
25
Views
4K
High School Physics Olympiad Preparation:-How to begin?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Business masters' with a ridiculously stupid question
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Wave second order derivative equation
  • · Replies 4 ·
Replies
4
Views
2K
Are the non-physicist physics lovers here content?
  • · Replies 8 ·
Replies
8
Views
2K
HRK Physics 4th edition Ext. Solutios
  • · Replies 1 ·
Replies
1
Views
3K
High School How should we format units in scientific writing?
  • · Replies 5 ·
Replies
5
Views
1K
High School Why do most formulas in physics have integer exponents?
  • · Replies 63 ·
3
Replies
63
Views
8K
Why is the answer to this question "No change"
  • · Replies 12 ·
Replies
12
Views
2K
Graduate What Are the Most Inspiring TED Talks on Physics and the Universe?
  • · Replies 1 ·
Replies
1
Views
4K
High School Mean colour of visible spectrum?
  • · Replies 56 ·
2
Replies
56
Views
17K
Graduate Sociology of Physics: comment and indices
  • · Replies 523 ·
18
Replies
523
Views
309K
Science of Interstellar: Is it Worth Reading?
  • · Replies 9 ·
Replies
9
Views
3K
Graduate In Search of Causal Relationships
  • · Replies 4 ·
Replies
4
Views
1K
High School Thought experiment; what happens if you alternate an image
  • · Replies 6 ·
Replies
6
Views
1K
Graduate Errors of the slope and intercept of a regression line
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad About Energy in Applications, me.
  • · Replies 6 ·
Replies
6
Views
1K
Undergrad Is physics being recorded in any really hard-to-destroy way?
  • · Replies 5 ·
Replies
5
Views
1K
High School Best physics video channel for Olympiad students?
  • · Replies 2 ·
Replies
2
Views
5K
Graduate Can I Use Aluminum for DIY Diffusion Pumps?
  • · Replies 1 ·
Replies
1
Views
3K
Graduate How Do You Connect Multiple Diffusion Pumps for UHV Systems?
  • · Replies 4 ·
Replies
4
Views
6K
High School Is Matter and Energy Creation a Contradiction?
  • · Replies 10 ·
Replies
10
Views
1K
Graduate One or more couldn't be resolved in descending dimensions
  • · Replies 5 ·
Replies
5
Views
1K
Undergrad What is the cause of an increase in volume (audio)
  • · Replies 1 ·
Replies
1
Views
973
Undergrad Link between harmonic functions and harmonic oscillators?
  • · Replies 3 ·
Replies
3
Views
1K
High School Applying Physics to find lost pet
  • · Replies 23 ·
Replies
23
Views
4K
High School What is fractional uncertainty mean?
  • · Replies 1 ·
Replies
1
Views
5K
Graduate Martial Arts and Physics (TKD to Fencing)
  • · Replies 13 ·
Replies
13
Views
4K
High School Radius of curvature using spherometer
  • · Replies 6 ·
Replies
6
Views
5K
Undergrad Can a travelling wave be nonlinear?
  • · Replies 3 ·
Replies
3
Views
1K
High School Which Formula Correctly Converts Celsius to Fahrenheit?
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Why Does O₂ & O₃ Stay in the Stratosphere?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Historical and Current Attitudes in the Scientific Community
  • · Replies 19 ·
Replies
19
Views
3K
High School The role of math in physics more or less
  • · Replies 10 ·
Replies
10
Views
2K
High School Learning from the mistakes and failed experiments of science
  • · Replies 4 ·
Replies
4
Views
1K
High School Why does the air we breath float on Earth?
  • · Replies 7 ·
Replies
7
Views
2K