BhadBarbie
BhadBarbie BhadBarbie
  • 26-03-2018
  • Advanced Placement (AP)
contestada

how was it possible for scientists to discover the elements helium on the sun before it was discovered on earth 

Respuesta :

Bladerunner1976
Bladerunner1976 Bladerunner1976
  • 26-03-2018
Scientists used the emission spectra from the Sun to identify the elements of Hydrogen and Helium.
Answer Link
bahhre bahhre
  • 27-03-2018
Emission Spectra, using a spectrometer. This showed colored gas that seemed to be unearthly. Scientists later discovered this was Helium.
Answer Link

Otras preguntas

what is the falling action of the landlady by roald dahl
what effect does Keating's teaching have on Knox in Dead Poets Society?
Why do bananas and sprite react chemically?
Corporations had the important advantage of reducing the financial risk for who?
Why was the outcome of the war important for American colonists
how are elements and compounds related
what bodies of water surround the arabian peninsula
Once a fertilized egg attaches to the lining of the uterus, it is called what?
What challenges will industrial cities face as the economy becomes more dependent on high-technology industries?
Which of the following is the primary subsistence crop in Latin America? A. Wheat B. Beans C. Corn D. Potatoes