Volker Siegel's user avatar
Volker Siegel's user avatar
Volker Siegel's user avatar
Volker Siegel
  • Member for 10 years, 1 month
  • Last seen more than a week ago
  • Berlin, Germany
55 votes
Accepted

Why is jumping into water from high altitude fatal?

17 votes

Why is superdeterminism generally regarded as a joke?

16 votes
Accepted

Why do we orbit around the sun instead of one the other stars?

10 votes

Is it possible that every single isotope is radioactive, and isotopes which we call stable are actually unstable but have an extremely long half-life?

9 votes
Accepted

Does wrapping a wet paper towel around a glass bottle really speed up the cooling process?

6 votes

How do car headlights work?

3 votes

Why does a bottle shrink when you pour hot water in it?

3 votes

Can we squeeze atoms?

3 votes

Does coffee cool faster than tap water?

3 votes

Why are magnetic lines of force invisible?

3 votes
Accepted

Optics, What is a Foil?

3 votes

Tractor wheels -- large vs small

2 votes

Is it possible that every single isotope is radioactive, and isotopes which we call stable are actually unstable but have an extremely long half-life?

2 votes

Theories of bolt heating (I)

2 votes

Handling halogen lamps

2 votes

Can eddy currents be extremely reduced?

2 votes
Accepted

How hot does the upstairs need to be before it will heat the basement through convection?

2 votes

Pressure loss in a syringe

2 votes

Can a solid object float on a frictionless liquid?

2 votes

Can we detect whether food has previously been heated in a microwave oven?

2 votes

How much force is required to compress air?

2 votes
Accepted

How does someone move space?

2 votes
Accepted

What is the mass of the universe?

1 vote

Ice cube on a scale

1 vote

What happens in a circuit, when the wire and the battery are superconducting. And shorted

1 vote

How does cosmic horizon work?

1 vote

Magnetic Levitation For Space Travel

1 vote

Why is the salad tray at the *bottom* of the fridge?

1 vote

How do substances with like charges repel each other?

1 vote
Accepted

What is the "displacement" of the object in the definition of work?