Visions
Visions Visions
  • 24-05-2018
  • Physics
contestada


What causes interstellar dust and gas to start to contract and form a protostar?


1) the shockwave from a supernova


2) nearby black hole


3) an increase in the solar wind


4) nuclear fusion

Respuesta :

123FunkyMonkey
123FunkyMonkey 123FunkyMonkey
  • 30-05-2018
The shockwave from a supernova
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