[Answered] The most abundant gas in the Earth's atmosphere is A) helium. B) nitrogen. C) hydrogen. D) ...

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Author Question: The most abundant gas in the Earth's atmosphere is A) helium. B) nitrogen. C) hydrogen. D) ... (Read 33 times)

sheilaspns

Hero Member
Posts: 567

on: Jul 27, 2018

The most abundant gas in the Earth's atmosphere is

A) helium. B) nitrogen. C) hydrogen. D) oxygen. E) water vapor.

Question 2

A comet that has an orbit around the Sun inclined to the ecliptic plane by 65 probably originated in the Kuiper belt.

Indicate whether the statement is true or false

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Marked as best answer by a Subject Expert

apple

Sr. Member
Posts: 352

Reply #1 on: Jul 27, 2018

Answer to Question 1

B

Answer to Question 2

FALSE

sheilaspns

Member
Posts: 567

Reply 2 on: Jul 27, 2018

Great answer, keep it coming

tuate

Member
Posts: 332

Reply 3 on: Yesterday

Excellent

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