Earth's least dense elements, including hydrogen and ____________________, formed the planet's first atmosphere.

Question

praetorian.10 · Answer

not oxygen obviously as primitive earth was devoid of it

phebe · Answer

@Abhisar

praetorian.10 · Answer

lol, when in doubt call in the cavalry huh?

phebe · Answer

yepp lol

abhisar · Answer

Carbon, nitrogen & hydrogen

abhisar · Answer

It will also be Oxygen

praetorian.10 · Answer

a thousand thanks brother

phebe · Answer

33.	Identify the four chambers of the heart. Then use them to describe the path through which blood travels in the heart.

praetorian.10 · Answer

huh? but it was primitive and business

praetorian.10 · Answer

LEFT ATRIUM, RIGHT ATRIUM

abhisar · Answer

Primitive atmosphere was just devoid of free oxygen !

praetorian.10 · Answer

LEFT VENTRICLE, RIGHT VENTRICLE

phebe · Answer

33.	Identify the four chambers of the heart. Then use them to describe the path through which blood travels in the heart.

praetorian.10 · Answer

@Abhisar got a point there

abhisar · Answer

@Phebe i think i have already answered this question to u

phebe · Answer

ohhh

abhisar · Answer

BTW this will be the path

abhisar · Answer

$\Huge\text{Anytime !}$
$\huge\ddot\smile$ @PRAETORIAN.10

praetorian.10 · Answer

you still gotta show me how you do the change of font size

abhisar · Answer