Question

in the real world, are there any closed systems on earth? choose the correct answer. yes, all natural systems are closed. yes, all ecosystems are closed systems. no, none of the systems on earth are closed.

Explanation:

In the real - world context on Earth, there are no truly closed systems. Energy and matter exchanges occur constantly between systems and their surroundings. Natural systems and ecosystems receive energy from the sun and exchange matter with the environment.

Answer:

No, none of the systems on Earth are closed.