Characteristics
The geosphere is:
Solid layer of the earth.
Minerals are
Solid, pure and natural substances
There are three types of rocks:
Sedimentary, igneous and metamorphic.
Fossil fuels are form from:
The remains of living things.
The layers of the geosphere are
Crust, mantle and core.
Minerals can be composed of:
A single or various elements.
Igneous rocks can be two types:
Volcanic and plutonic
The only liquid rock is:
Petroleum.
The types of crust are:
Continental and oceanic crust.
Mobile phones contain two metals which are:
Niobium and tantalum.
Rocks formed by the precipitation of mineral salts are called:
Non- detrital sedimentary rocks.
The main difference between coal and petroleum regarden formation is:
Coal comes from plant remains and petroleum from marine remains.
The temperature in the mantle is:
Between 1000 and 3000ºC
When a crystal breaks some similar fragments apear, this property is called:
Cleavage
The type of rock marble is:
Non- foliated metamorphic rock.
The type of coal with the lowest carbon content is:
Peat
The length of the geosphere is:
6371 Km.
the lustre is:
How a mineral reflects light.
Granite is formed by three minerals:
Quartz, feldspar and mica.
The highest energy content type of coal is:
Anthracite.