What does a model of the carbon cycle show?(1 point)

Question

Responses

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.

The amount of Earth’s carbon decreases.
The amount of Earth’s carbon decreases.

Answer 1

A model of the carbon cycle shows that the amount of Earth’s carbon is constant. The carbon cycle illustrates how carbon is exchanged among the atmosphere, land, oceans, and living organisms, maintaining a balance in overall carbon amounts despite the movements and transformations it undergoes.