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Author Question: Sills are: a. composed of extrusive igneous rock. b. mushroom-shaped flows of basalt. c. vertical ... (Read 212 times)

lilldybug07

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on: Aug 7, 2018
Sills are:
 a. composed of extrusive igneous rock.
  b. mushroom-shaped flows of basalt.
  c. vertical walls of intrusive igneous rock.
  d. horizontal sheets of intrusive igneous rock.
  e. the largest type of igneous intrusion.

Question 2

Composite cones:
 a. are part tephra, part caldera.
  b. may erupt in a pyroclastic flow.
  c. are composed entirely of tephra.
  d. are composed entirely of basalt.
  e. are the largest type of volcano.


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CharlieArnold

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Reply #1 on: Aug 7, 2018
Answer to Question 1

D

Answer to Question 2

B


lilldybug07

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Reply 2 on: Aug 7, 2018
Wow, this really help

laurnthompson

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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