differences in lava Flashcards by megan hazard

Q

what are the two types of lava?

A

basaltic and andesitic

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Q

which one is hotter?

A

basaltic

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Q

which type of lava has a higher silica content?

A

andesitic

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Q

which lava retains gas longer?

A

basaltic

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Q

if lava retains gas what does this result in?

A

it can travel for longer

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Q

which lava cools faster?

A

andesitic

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Q

what boundary does basaltic come from?

A

constructive

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Q

what boundary does andesitic come from?

A

destructive

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Q

what kind of land forms do they both create?

A

B - extensive sloping

A - large steep sided

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Q

what word is used to describe the thickness of the lava?

A

viscosity

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