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All fossil fuels (coal, oil and natural gas) are trapped underground. That's where thay were formed, millions of years ago.
gruondwater
Have no effect
you need to pump the water out of the mine otherwise the shafts will cave in and you could get trapped.
Underground mining is very expensive to conduct. It requires management of a fresh air supply, along with drainage. Underground mining can only remove a portion of the mineral present (the rest is holding up the roof). You could get trapped and die.
natural gas
Sand and silt changed to rock, covering organic material, and trapped it beneath the rock. Pressure and heat changed some of this organic material into coal, some into oil, and some into natural gas.
Trapped Underground - 1938 was released on: USA: 2 April 1938
The cast of Trapped Underground - 1938 includes: Curtis Karpe Ralph MacBane Millard Mitchell as Trapped Man
They actually are not trapped anymore, they were pulled out yesterday. But, they were trapped underground in Chile.
Trapped Underground - 1938 is rated/received certificates of: USA:Approved USA:Passed (National Board of Review)
All fossil fuels (coal, oil and natural gas) are trapped underground. That's where thay were formed, millions of years ago.
If u are on a workbook page and you are in Science 6 and live in Cali, and working on a chart, you answer is "Dissolved gasses under pressure are trapped in magma underground" Nicky Dicky Anwered this question
No, a mixture.
Gases
you match the object with the pictures
In Chile for 66 days