A model of the carbon cycle shows that the amount of Earth’s carbon is constant. The carbon cycle describes how carbon is exchanged among the atmosphere, oceans, soil, and living organisms, maintaining a balance in the overall amount of carbon on Earth.
What does a model of the carbon cycle show?(1 point)
Responses
The amount of Earth’s carbon decreases.
The amount of Earth’s carbon decreases.
The amount of Earth’s carbon cannot be determined.
The amount of Earth’s carbon cannot be determined.
The amount of Earth’s carbon increases.
The amount of Earth’s carbon increases.
The amount of Earth’s carbon is constant.
The amount of Earth’s carbon is constant.
1 answer