What type of system is Earth with respect to: matter and resources; energy?
A)Closed; closed.
B)Closed; open.
C)Open; open.
D)Open; closed.

Question

Quizplus · Accepted Answer

Earth is a closed system with respect to matter and resources, as there is a finite amount of materials that can be recycled within the planet's boundaries. However, it is an open system with respect to energy, as it receives a continuous input of energy from the sun.

What Type of System Is Earth with Respect To: Matter