The element first found in the Sun's spectrum, then on Earth 30 years later, is

Author Question: The element first found in the Sun's spectrum, then on Earth 30 years later, is (Read 738 times)

plus1

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Posts: 676

on: Aug 28, 2013

The element first found in the Sun's spectrum, then on Earth 30 years later, is
A) hydrogen.
B) helium
C) solarium.
D) technicum.
E) aluminum.

notis

Hero Member
Posts: 596

Reply #1 on: Aug 28, 2013

I know the answer! It's B.

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Author Question: The element first found in the Sun's spectrum, then on Earth 30 years later, is (Read 738 times)

plus1

The element first found in the Sun's spectrum, then on Earth 30 years later, is

notis

Re: The element first found in the Sun's spectrum, then on Earth 30 years later, is

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