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Which process in living things evolved as oxygen levels increased in earth's atmosph?
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How did oxygen first enter earths athmosphere?
biological process
Why percentage of nitrogen in air is higher?
That's simply the way earth's atmosphere evolved. And fortunate for us - if the earths atmosphere was 100% oxygen, the planet would have burst into flames long ago! Earth's atmosphere is 79% Nitrogen.
Where is most of earths carbon located and in what form?
A majority of the earths carbon is located in the ocean.
What gas increases earths temperature?
co2
Was there oxygen in the early earths atmosphere?
yes
Explain why scientists might use models represent earths process?
why scientists use models to represent earths process
What are the advantages of using a spectroscope?
it has increased vision since its out of earths atmosphere
Which change in the earths land is sometimes increased by people?
i think it is weathering
How did earths atmosphere change during precambrian time?
The amount of oxygen increased greatly
What is the difference between vulcanicity and volcanicity?
Vulcanicity is a process through which gaseous, liquid and solid materials are forced out of the earths crust to the earths surface. Volcanicity is the process where igneous materials reaches the earths surface from the earths crust to the earth surface
The process that shape the earths crust by forming new features are called?
the process that shape earths crust by forming new features is called endogenious :)
How has the earths atmosphere changed?
The earths atmosphere has significantly altered over the years. The process of the earth's atmosphere was recognized and evolved 2.7 billion years ago, forming the nitrogen-oxygen atmosphere that exists today. This change enabled the formation and beginning of the ozone layer (which along with magnetic fields) block solar radiation.
What is the process that breaks up rock on earths surface?
weathering breaks rocks on earths surface
A stream whose gradient has been increased by movement of the earths crust is said to be?
rejuvenated
What is the process of removing deposits from the earths crust?
Mining?
What process adds oxygen to earths atmosphere?
Photosynthesis
What process is responsible for producing earths oxygen?
photosynthesis
