tibear02 tibear02
  • 20-08-2018
  • Chemistry
contestada

Which "sphere" does an astronomer most directly study?
a. biosphere
b. exosphere
c. geosphere
d. cryosphere E. atmosphere F. hydrosphere

Respuesta :

cupcake6310 cupcake6310
  • 21-08-2018
b. exosphere. just remember they exit our world.
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