Re: The Silly Future, Or What Was Pohl Drinking?


"James Nicoll" <jdnicoll@xxxxxxxxx> wrote
> I am happy to say that even taking into account the surprisingly
> large amount of energy it takes to heat and melt ice, Ceres is still a
> easier place to get water from than Earth.
>
It's coal versus oil.
They both contain roughly the same amount of energy, but because coal is
solid Western coalmines usually operate at a loss, whilst oilwells are
fiercely fought over.


.

Relevant Pages

  • Re: How Rockets Differ From Jets
    ... >to have 'X amount of energy', ... With regards to spaceplane wings or perhaps that of one massive ... The composites of what basalt fibers and basalt microballoons as having ...
    (sci.space.shuttle)
  • Re: OT. A self powered Radio, Do anyone remember Popular Science Article?
    ... the amount of energy that "a small amount of Radium" releases is ... Radium was used in much higher quantities then than it was until Tritium ... there were basically two options for radio detection - ...
    (misc.rural)
  • Re: Slabinski and Mingst/Stowe disagree in Pushing Gravity
    ... This is the minimum amount of momentum flux ... For a given amount of absorbed momentum flux there is a definite ... corresponding amount of kinetic energy, ... make this calculation we find that matter must be absorbing energy at ...
    (sci.physics.relativity)
  • Re: What does Plancks constant really mean?
    ... > amount of energy difference between any frequencices. ... The formula does not place any quantization limits on ... This means that a photon is moving around a point of origin at the ...
    (sci.physics)
  • Re: Energy and Mass
    ... All matter consists of an arrangement of energy. ... What this equation means is that the total amount of energy, E, ... comprising any amount of matter with mass m is equal to the mass ... textbook will give the amount of energy derived from this reaction as ...
    (sci.physics)