PLEASE HELP ASAP WILL MARK THE BRAINLEST DUE TODAY NEED YA'LL HELP
Question 1) Which gas is the most abundant in Earth’s atmosphere?

A) methane

B) carbon dioxide

C) oxygen

D) nitrogen

Question 2) Particles of air escape into space from which layer of the
atmosphere?

A) troposphere

B) mesosphere

C) thermosphere

D) stratosphere

Question 3) Which atmospheric layer is most dense?

A) stratosphere

B) mesosphere

C) troposphere

D) thermosphere


Question 4) Where do meteorites burn up?

A) stratosphere

B) thermosphere

C) mesosphere

D) troposphere


Question 5) Which layer of the atmosphere is the least dense?

A) troposphere

B) exosphere

C) stratosphere

D) mesosphere