User Řídící

46 votes

Accepted

Is there a symbol for "unitless"?

answered Apr 4, 2013 at 11:04

37 votes

Accepted

Did Hilbert publish general relativity field equation before Einstein?

answered Mar 14, 2013 at 17:56

30 votes

Is it fair to judge this speedskating race by only 3 thousands of a second?

answered Feb 15, 2014 at 22:13

28 votes

Accepted

What is the difference between center of mass and center of gravity?

answered Jan 13, 2013 at 16:37

22 votes

What makes running so much less energy-efficient than bicycling?

answered Apr 15, 2013 at 12:32

21 votes

Accepted

Explain reflection laws at the atomic level

answered Nov 1, 2013 at 18:03

20 votes

Accepted

Why does higher acceleration minimize a car's fuel consumption?

answered Mar 24, 2013 at 18:54

18 votes

How does light know which path is fastest?

answered Mar 31, 2013 at 18:52

18 votes

Accepted

Why does the metric system use "kilogram" as a base SI unit?

answered May 14, 2013 at 14:10

11 votes

Why myopic people see this picture differently?

answered Jun 2, 2013 at 19:31

11 votes

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How to prove that we are living in a 3+1D world?

answered Aug 2, 2013 at 11:22

10 votes

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What would the collision of two photons look like?

answered Feb 18, 2013 at 18:54

9 votes

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Can I use two SI prefexes

answered Oct 11, 2013 at 12:36

9 votes

Is $0\,\mathrm{m}$ dimensionless?

answered Apr 6, 2015 at 16:56

8 votes

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Time when talking on the phone...?

answered Apr 1, 2013 at 20:18

8 votes

Why would a black hole explode?

answered Jan 17, 2015 at 17:27

7 votes

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Who is usually credited for the creation of QFT?

answered Dec 2, 2013 at 20:25

7 votes

Is there a proof of existence of time?

answered Jul 22, 2013 at 19:32

7 votes

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Word for the star around which an exoplanet orbits:

answered Jan 23, 2013 at 17:45

7 votes

Accepted

Telescope size to view saturn

answered Mar 25, 2013 at 10:04

6 votes

English translation of Helmholtz' paper: “On the Physical Significance of the Principle of Least Action”

answered Apr 28, 2013 at 16:31

6 votes

What physical quantity has SI unit $\mathrm{kg}/\mathrm{m}$?

answered Jan 11, 2013 at 12:54

6 votes

Accepted

Why didn't we replace our SI units with a better system?

answered May 10, 2014 at 15:43

5 votes

Accepted

BBC radiation: What is it?

answered Jul 14, 2014 at 17:56

5 votes

What is happening in this video of a hamster running?

answered Sep 14, 2013 at 21:25

5 votes

Quantum Entanglement - What's the big deal?

answered Feb 25, 2013 at 9:54

5 votes

Why there is no "Edison" unit in physics?

answered Apr 8, 2013 at 14:01

5 votes

Accepted

Perpetual motion

answered Apr 10, 2013 at 10:26

5 votes

What's the difference between $10\%$ of $10\text{ cm}$ and $1\text{ cm}$?

answered Apr 14, 2014 at 18:58

4 votes

Vertical filaments during Atomic bomb explosion

answered May 5, 2016 at 17:45

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79 Answers

Is there a symbol for "unitless"?

Did Hilbert publish general relativity field equation before Einstein?

Is it fair to judge this speedskating race by only 3 thousands of a second?

What is the difference between center of mass and center of gravity?

What makes running so much less energy-efficient than bicycling?

Explain reflection laws at the atomic level

Why does higher acceleration minimize a car's fuel consumption?

How does light know which path is fastest?

Why does the metric system use "kilogram" as a base SI unit?

Why myopic people see this picture differently?

How to prove that we are living in a 3+1D world?

What would the collision of two photons look like?

Can I use two SI prefexes

Is $0\,\mathrm{m}$ dimensionless?

Time when talking on the phone...?

Why would a black hole explode?

Who is usually credited for the creation of QFT?

Is there a proof of existence of time?

Word for the star around which an exoplanet orbits:

Telescope size to view saturn

English translation of Helmholtz' paper: “On the Physical Significance of the Principle of Least Action”

What physical quantity has SI unit $\mathrm{kg}/\mathrm{m}$?

Why didn't we replace our SI units with a better system?

BBC radiation: What is it?

What is happening in this video of a hamster running?

Quantum Entanglement - What's the big deal?

Why there is no "Edison" unit in physics?

Perpetual motion

What's the difference between $10\%$ of $10\text{ cm}$ and $1\text{ cm}$?

Vertical filaments during Atomic bomb explosion