Geosphere / Earths History
What is 4.6 Billion?
The two general air masses found over the ocean.
What is Maritime tropical mT and Maritime polar mP?
The air temperature that is denser than its counterpart.
What is Cold air?
The most common elemental building block for life.
What is Carbon?
The largest layer of Earths interior.
What is the mantle?
The weight of the ocean in pounds.
What is 3 sextillion pounds?
The air mass found typically above central Canada.
What is Continental Polar - cP?
The process that allowed life on earth to flourish.
What is photosynthesis?
What is density?
What is a mid ocean ridge?
The instrument used to calculate wind speed.
What is an anemometer?
What is Iron and Nickel?
What is a cold current?
What is 1049.21mb?
The period in which life heavily diversified, 540 million years ago.
The daughter decay product of Carbon-14.
What is Nitrogen-14?
The constructive force found in oceans that contributed to the earliest life on earth.
What are hydrothermal vents?
The windward direction of the Polar Front jet stream.
What is Southwesterly?
The first group of species to walk on land.
What are tetrapods?