Earth's Major Systems

Question 0

Biosphere

Answer 0

All living organisms on earth

Question 1

Atmosphere

Answer 1

Layer of gases surrounding earth
100km thick
N, O, CO2

Question 2

Geosphere

Answer 2

Earths entire solid body

Largest earth system

Question 3

Hydrosphere

Answer 3

Liquid water on earth
Underground, and in atmosphere
So long as it’s a liquid H2O

Question 4

Cryosphere

Answer 4

Frozen water on earth