User Bernhard

59 votes

Accepted

Which ball touches the ground first?

answered Jul 23, 2014 at 12:06

21 votes

Why does this perpetuum mobile not work?(Gases and Densities)

answered Oct 31, 2013 at 12:16

12 votes

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Why do soap bubbles rise?

answered Jan 25, 2015 at 19:48

10 votes

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How does smoke move in the air and how can one direct it?

answered Feb 29, 2012 at 22:36

9 votes

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Vector plus vector equals scalar ? (Nabla operator)

answered Jun 14, 2013 at 14:11

9 votes

Concept behind Reynolds number

answered Nov 8, 2020 at 10:38

8 votes

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How to estimate the Kolmogorov length scale

answered Feb 13, 2013 at 13:16

7 votes

Why is exhaling more forceful than inhaling?

answered May 7, 2012 at 5:42

7 votes

Free falling objects

answered Oct 22, 2012 at 18:19

7 votes

Paradox in the Kinematic SUVAT Equations of Motion

answered Dec 1, 2021 at 20:14

6 votes

What force accelerates a liquid moving in a narrowing pipe?

answered Jun 14, 2020 at 9:49

6 votes

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Description of the heat equation with an additional term

answered May 11, 2014 at 14:25

6 votes

Why do rain waves form and what is their connection to the texture of the surface they're on?

answered Mar 28, 2012 at 6:04

6 votes

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What is the shear stress of a fluid?

answered Jan 29, 2012 at 13:23

6 votes

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Where can I check a solution to 3D Navier Stokes?

answered Jan 30, 2013 at 7:01

6 votes

Nukes with cup-sized mushroom clouds

answered Aug 9, 2013 at 5:54

5 votes

Time when talking on the phone...?

answered Apr 1, 2013 at 18:33

5 votes

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Measuring acceleration of a bus using water between two sheets of glass

answered Feb 23, 2013 at 23:37

5 votes

What is the physical meaning of diffusion coefficient?

answered Feb 4, 2013 at 10:23

5 votes

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Definition of angular velocity

answered Dec 10, 2012 at 9:41

5 votes

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What would an observer see if he/she flew toward a clock at relativistic speeds?

answered Jan 11, 2012 at 8:07

5 votes

Should I heat my room when I'm not here, energy-efficiently speaking?

answered Feb 3, 2012 at 14:14

4 votes

What is the velocity area method for estimating the flow of water?

answered Feb 3, 2012 at 14:23

4 votes

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Clouds in closed hydrosphere

answered Jan 18, 2012 at 19:14

4 votes

Does it take significantly more fuel to fly a heavier airplane?

answered Mar 14, 2012 at 12:26

4 votes

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How fast is heat transferred by conduction?

answered Apr 5, 2012 at 20:12

4 votes

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Force with zero acceleration

answered Mar 25, 2013 at 14:25

4 votes

Sign of acceleration

answered Mar 29, 2013 at 10:50

4 votes

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Drinking juice through a straw

answered Apr 20, 2013 at 6:13

4 votes

How does the boiling time depend on the amount of water?

answered May 17, 2014 at 6:50

Stack Exchange Network

140 Answers

Which ball touches the ground first?

Why does this perpetuum mobile not work?(Gases and Densities)

Why do soap bubbles rise?

How does smoke move in the air and how can one direct it?

Vector plus vector equals scalar ? (Nabla operator)

Concept behind Reynolds number

How to estimate the Kolmogorov length scale

Why is exhaling more forceful than inhaling?

Free falling objects

Paradox in the Kinematic SUVAT Equations of Motion

What force accelerates a liquid moving in a narrowing pipe?

Description of the heat equation with an additional term

Why do rain waves form and what is their connection to the texture of the surface they're on?

What is the shear stress of a fluid?

Where can I check a solution to 3D Navier Stokes?

Nukes with cup-sized mushroom clouds

Time when talking on the phone...?

Measuring acceleration of a bus using water between two sheets of glass

What is the physical meaning of diffusion coefficient?

Definition of angular velocity

What would an observer see if he/she flew toward a clock at relativistic speeds?

Should I heat my room when I'm not here, energy-efficiently speaking?

What is the velocity area method for estimating the flow of water?

Clouds in closed hydrosphere

Does it take significantly more fuel to fly a heavier airplane?

How fast is heat transferred by conduction?

Force with zero acceleration

Sign of acceleration

Drinking juice through a straw

How does the boiling time depend on the amount of water?