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What percentage of iron and carbon make up steel?

Geranium


How much of earths land percentage is desert?

Deserts make up 33% of the Land's surface


What greenhouse gas used to make up most of earths early atmosphere?

Carbon dioxide used to make up most of Earth's early atmosphere.


How might cutting down a large percentage of earths forests affect the greenhouse affect?

it will make the earth hotter


What do plants do to the environment?

Plants are big carbon sinks, they make there parts with carbon compounds and they take in a lot of the carbon dioxide pumped into the air by humans.


What do plants do to help the environment?

It depends on what aspect of the environment you are looking to improve. In any environment, it is the native species which are the best.


What decisions can you make about your environment to improve your health?

Recycle,reduce amount of carbon, exercise spread the word about cleaning the environment


What are 4 gases that make the earths atmosphere?

78% nitrogen, 21% oxygen, 1% carbon dioxide and other minute gases


What gases make up the greatest percentage of earths atmosphere?

Nitrogen is the most abundant gas in Earth's atmosphere, making up about 78%. Oxygen is the second most abundant, at around 21%. The remaining 1% consists of trace gases such as argon, carbon dioxide, and others.


What two components make up the greatest percentage of the earths atmosphere?

Nitrogen and oxygen make up about 99% of the Earth's atmosphere. Nitrogen accounts for about 78% and oxygen for about 21%.


What compound has the highest percentage of carbon by mass?

Among well-characterized compounds, lithium carbide probably contains the highest percentage of carbon by mass. However, it might well be possible to make a compound with more carbon by inducing one substitution on graphene or one of the other multi-atomic forms of carbon.


What gas make up the largest percentage of the atmosphere?

Nitrogen Gas makes up about 80% of Earths atmosphere with Oxygen making up most of the rest (20%).