Answers

  • Brainly User
2014-05-20T10:28:05+05:30
A) Viscosity of air
  its due to friction between the surface of the object and inflammable gases present in the atmosphere..The gases get compressed and it results in increase of temperature..
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  • Brainly User
2014-05-20T11:08:07+05:30
Option a .When traveling through the vacuum of space, where there is no atmosphere to slow movement in any way, objects can get up to speeds that are simply impossible on Earth partly because of drag, and partly because going that fast makes you go on fire
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