Answer:
Option B.
The level of carbon in the atmosphere will decrease if humans do nothing to cycle.
Explanation:
- The carbon cycle which is also known as the bio Geo chemical cycle is the process that involves the exchange of carbon between the layers: biosphere, geosphere, hydrosphere, and atmosphere of the Earth.
- In this cycle process, the carbon dioxide is eliminated from the atmosphere primarily by the process called as the photosynthesis process (which occurs in green plants) and get into the terrestrial and oceanic biospheres by dissolving into rainwater.
Answer:
earth works as a system because it has many layers that work together and it has been powered by who different energy forms. It also has an external source (the sun)
Explanation:
