The Solid Earth - Chapter 3: Hot Springs and Geysers Flashcards

1
Q

the water in _____ _____ is 10-15 degrees warmer than the annual air temp for the localities where they occur

A

hot springs

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2
Q

What is the basic process for groundwater becoming a hot spring? (3 steps)

A

Circulates at great depth
Becomes heated
Rises to surface

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3
Q

The source of heat for most hot springs is cooling _____ rocks

A

igneous

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4
Q

Geysers occur where extensive underground chambers exist within hot igneous rocks. As relatively cool groundwater enters the ____, it is heated

A

chambers

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5
Q

The heating of the water causes it to _____ with the result that some flows out at the surface

A

expand

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6
Q

The reduced pressure associated with the flow at surface reduces the pressure on remaining water which lowers the _____ ____ and causes water to turn to steam

A

boiling point

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7
Q

Why does groundwater from hot springs and geysers usually contain more material in solution?

A

Hot water is a more effective dissolver than cold

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8
Q

The name for the deposits from hot springs when the water contains dissolved silica

A

geyserite

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9
Q

a form of calcite that is deposited at hot springs in limestone regions

A

traverite

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