5 Questions
Which system helps to regulate the climate by storing carbon dioxide and other greenhouse gases?
The geosphere
Which system helps to regulate the atmosphere by absorbing carbon dioxide and releasing oxygen?
The biosphere
Which system helps to regulate the climate by reflecting sunlight and storing water?
The cryosphere
Which system helps to regulate the climate by absorbing heat and distributing it around the planet?
The hydrosphere
Which system provides the foundation for the other systems of planet Earth?
The geosphere
Test your knowledge on the self-regulating systems of planet Earth! Explore the geosphere, biosphere, cryosphere, hydrosphere, and atmosphere and learn how they work together to maintain life on our planet.
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