Why would it be futile to attempt to detect sounds from other planets, even given the very best in audio detectors?

Issues, in the event that we could hear something it would have been something that happened quite a while prior simply do to the time it requirement it would take to get to us. Furthermore, there is no medium in space to convey the sound wave vitality to us. This would require something that could transmit sound on, it would require a flexible substance like: a strong, fluid, gas, or plasma. Flexible suggests a shape which has iotas moderately near one another that would react to different movements and transmit the compressions and rarefactions of the sound wave back to us on. Without this it would basically resemble attempting to transmit sound in a vacuum and sound does not go in a vacuum.

question 1

the reasons for the global discontent in the early 1900s were the following:

desire for independence   was the main fight of many territories which were still under the control of colonial powers. dissatisfaction with peace terms of wwi . the best example is the case of germany, that was forced by the peace treaties to pay very expensive war reparations to the winners of wwi. some time later, german leaders broke relations and stopped recognizing the authority of those who imposed sanctions on their country, counting with the support of the population that was suffering the important economic consequences of the payment of reparations. overproduction of consumer goods which led to hyperinflation scenarios and very week currencies and economies.

question 2

the reasons for the great depression were the following, and these led to wall street crash in october 1929 and caused the subsequent great recession period.

high personal debt, that ended up with many bankrupt investors. falling stock price as everybody was getting rid of the stocks, many because they could not meet the amounts of money required by the margins that backed their investments.

question 3

italy: led by the fascists and benito mussolini   and promised to restore the greatness of the roman empire. germany: led by adolph hitler and the nazi party and conducted anti-jewish riots in austriajapan: was controlled by aggressive military leaders and invaded countries for their resources

2.