Carbon dioxide :)
hope it helps!
A microscope is to see smaller things that you can’t see and it is a really good tool.
Answer:
Atmosphere and geosphere is the part of the earth which is utilized in the nitrogen cycle.
Explanation:
In nitrogen cycle, the nitrogen which is present in the atmosphere comes down to the earth surface through rainfall. This nitrogen is absorbed by the earth and taken by roots of plants. Some amount of nitrogen is taken by many bacteria such as denitrifying bacteria which converts the soil nitrogen into atmospheric nitrogen and the nitrogen goes again to the atmosphere.
Hes trying to infer the density of oak trees (:
