The four main system of the earth are the geosphere , the hydrosphere, the atmosphere, and the biosphere
no
wind on earth
hydrosphere, lithosphere,biosphere and atmosphere
There are four basic and main database management systems that are used today. Those four include hierarchical, network, relational and object-oriented.
Lithosphere, biosphere, hydrosphere, atmosphere, and geosphere.
The four main oceans are the Pacific Ocean, Atlantic Ocean, Indian Ocean, and Arctic Ocean.
the thickest is mantle
The four main sources of water are, ground water, rivers or lakes,oceans,and ice
The earth has four major spheres which are also called systems. The four major spheres of the earth includes the atmosphere, the biosphere, the hydrosphere, and the geosphere.
The democracy, oligarchy, monarchy, and dictatorship, are the four main governing systems of the present day:-) hope this helps..
the four main parts of the earth is biosphere,geosphere,hydrosphere,atmosphere
The four main layers of Earth's atmosphere are Toposphere, Stratosphere, Mesosphere, and Thermosphere. (The Thermosphere ends at 62 miles from earth's surface. or, where space starts.TroposphereExosphereIonosphereOzonosphere