Author Question: During the Hadean Eon, life A) could have existed and survived regardless of impacts B) may have ... (Read 23 times)

rmenurse · **on:** Jul 27, 2018

During the Hadean Eon, life

A) could have existed and survived regardless of impacts
B) may have existed but probably could not have survived for long periods due to sterilizing impacts
C) probably survived and existed until the end of the Hadean eon after which it was destroyed
D) could not have existed at all

Question 2

Electromagnetic radiation of wavelength 200. nanometers is which type?

A) X-rays
B) ultraviolet
C) microwaves
D) AM radio
E) visible

yifu223 · **Reply #1 on:** Jul 27, 2018

Answer to Question 1

B

Answer to Question 2

B

rmenurse · **Reply #2 on:** Jul 27, 2018

TY

yifu223 · **Reply #3 on:** Jul 27, 2018

You're welcome

Author Question: During the Hadean Eon, life A) could have existed and survived regardless of impacts B) may have ... (Read 23 times)

rmenurse

During the Hadean Eon, life A) could have existed and survived regardless of impacts B) may have ...

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yifu223

During the Hadean Eon, life A) could have existed and survived regardless of impacts B) may have ...

rmenurse

During the Hadean Eon, life A) could have existed and survived regardless of impacts B) may have ...

yifu223

During the Hadean Eon, life A) could have existed and survived regardless of impacts B) may have ...