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rocks
information on rocks
Question | Answer |
---|---|
Limestone | is formed on the shallow,warm seas from the skeletons of tiny sea creatures. |
Rock | It is a hard material that forms earth's crust. |
Igneous rock's | the two most common one's are Basalt and Granite. |
Permeable | allowing water to pass threw it. |
Shaft mining | is used where the resources lies in seams deep beneath the surface. |
drilling | is used to extract oil or gas from an underground reservoir. |
Natural resource | something that occurs in nature and is of value to people. |
Sedimentary rock's | the two most common rock's are limestone and sandstone. |
Open cast mining | is used where the resource is on or close to the surface. |
Metamorphic rock's | the two most common rocks are Marble and Quartzite. |