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Author Question: The primary reason few SSTs were ever built was because a. SSTs endangered the ozone layer. b. ... (Read 51 times)

Bob-Dole

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on: Jul 28, 2018
The primary reason few SSTs were ever built was because
 
  a. SSTs endangered the ozone layer.
  b. SSTs were not economically viable.
  c. the technology was risky and the planes likely to disintegrate in flight.
  d. computers predicted that the bow wave would cause oxygen to recombine with nitrogenin the air.
 e. SSTs travel through the stratosphere.

Question 2

Ozone is a pollutant
 
  a. in the stratosphere.
  b. near ground level.
  c. in nitric-acid-rich polar stratospheric clouds.
  d. in chlorine gas near Earth's surface.
  e. that can be used as fertilizer on farm fields.


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TheNamesImani

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Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

B


Bob-Dole

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Reply 2 on: Jul 28, 2018
Gracias!

helenmarkerine

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Reply 3 on: Yesterday
Excellent

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