- 1. The geosphere consists of the
A) Crust, mantle and core.
B) The core.
C) The crust
D) The mantle
- 2. The most external layer, composed of solid matter and consisting of the continents, mountains and the ocean floor is:
A) The core
B) The crust
C) The. Mantle
- 3. The layer with 2,900 Kms thick and formed principally by solid rock is
A) The core.
B) The mantle
C) The crust
- 4. This is the deepest layer of earth and is about 3,500 km thick.It is formed by iron and nickel.
A) The core
B) The crust
C) The mantle
- 5. The ______ is the mass of gases surrounding our planet.It consists of a mixture of several gases.
A) The hydrosphere
B) The atmosphere
C) The geosphere
- 6. The ______ is all the water of our planet.This includes oceans, rivers, lakes.
A) The hydrosphere
B) The geosphere
C) The atmosphere
- 7. The _______ is the solid parts of earth.It consists of the continents, islands, mountains.
A) The atmosphere
B) The hydrosphere
C) The geosphere
- 8. Complete the diagram with the names of the layers of the geosphere.The number 1 is.
A) The mantle
B) The crust
C) The core.
- 9. Complete the diagram with the names of the layers of the geosphere.The number 2 is
A) The mantle
B) The core
C) The crust
- 10. Complete the diagram with the names of the layers of the geosphere.Number 3 is
A) The crust
B) The mantle
C) The core
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