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David White
  • Member for 6 years, 11 months
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58 votes
Accepted

What happens to the mass of a burned object?

47 votes

Why do we need insulation material between two walls?

29 votes

Why do my experimental data for Hooke’s law not match the expected data?

20 votes

How can I weigh part of an object?

20 votes

Where is the right place to put the pressure gauge to measure the pressure of a tank?

16 votes

Why vector is defined as one straight line?

14 votes

Is there a liquid which boils at room temperature and normal pressure, and can we use it to produce electricity?

14 votes

Why is a liquid nitrogen canister not cold on the outside when inside the temp of the sealed liquid is -320F?

13 votes

Simple check for the global shape of the Earth

13 votes

Why is the mechanical advantage 8 and not 4 in this pulley system?

10 votes
Accepted

Basic question about orbital speed

10 votes
Accepted

Is this textbook answer incorrect?

9 votes

Why does a critical point exist?

8 votes

When I boil a kettle, what stops all the water from turning (exploding!) in to steam in one go once it reaches 100°C?

8 votes

How to fix a bad KF flange?

8 votes

Proof of internal resistance acting like it does

7 votes
Accepted

How far do electrons actually move along a conductor under an alternating current?

7 votes
Accepted

Why doesn't momentum seem to be conserved here?

6 votes
Accepted

Would water, given enough heat, instantly vaporize?

6 votes

why use sparks on engines?

6 votes

Crash simulation on Mythbusters

5 votes

Would a gas "weigh" less than a liquid if they have the same mass?

5 votes
Accepted

Why does the flame of a gas stove not spread backwards?

5 votes

A conceptual doubt regarding Forced Oscillations and Resonance

5 votes

Direction of water through a pipe

5 votes
Accepted

Minimum force required to push a car up a slope

5 votes

Would a fluid in free-fall exert a buoyant force on an object submerged in it

5 votes

Why are there so many Doppler Effect formulas?

5 votes

Apparent weight in the elevator

4 votes

Can beats be produced by two waves moving in opposite direction?

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