The EARTH Flashcards
1
Q
What are the Spheres of the Earth
A
The Land masses,oceans and the air surrounding the Earth
2
Q
The earth’s mass is concentrated in its dense core,which consists of what?
A
Iron and Nickel
3
Q
What are the Layers that make up the Earth’s Mass
A
The Crust- the least dense
The Mantle-over half the earth’s mass
The outta Core
The Inner care
4
Q
How is Igneous Rock formed
A
When Molten Magma from the mantle cools
5
Q
How is Sedimentary formed?
A
It’s formed from the broken pieces of existing rocks
6
Q
What is the processes in the Rock cycle?
A
- Molten rock is pushed up from the crust
- Magma cools inside the crust forming igneous rock
- Rocks on the surface of the Earth are weathered by the different processes
- Water and Wind transport the particles to Sea beds,lakes and the sea
- Particles form layers of sediment
- through pressure of other layers,sediments are turned into sedimentary rock.
- Some rocks are changed into metamorphic rocks through heat and pressure
- Rocks are pushed to the mantle through the crust where it melts again
