Don't explain, just answer and hurry
which of the following gases gets added to seawater primarily by geological processes?
methane
nitrogen
oxygen
argon

He got it right defiantly right

Humans have survived and thrived in mexico city by using technology to create greater access to land. when the spanish conquered the aztec capital, tenochtitlan, in the 16th century, they built mexico city by draining the lakes and filling in the lake water to create more arable land for agriculture. this technique of land reclamation has continued to be fundamental to human civilization in mexico city. 

Why the planet stays in orbit is because of inertia (object stays in motion until a force changes it’s motion) also the atmosphere and gravity!

There is a great difference between the windward and leeward side of a mountain. windward and leeward sides are opposites.