Multiple Choice
Consult the figure below.A sill is a(n) ____________. 
A) sheet-like intrusion that lies parallel to surrounding layers of sedimentary rock
B) cooled layer of lava
C) intrusion formed within the magma chamber of a volcano
D) sheet-like intrusion that cuts across preexisting layers
Correct Answer:
Verified
Correct Answer:
Verified
Q20: Very early in Earth's history,it was so
Q23: Due to fractional crystallization and assimilation of
Q26: If a body of magma becomes more
Q27: Stoping by magmas occurs when _.<br>A)pieces of
Q36: The geotherm is the rate of change
Q40: The difference between lava and magma is
Q41: Injecting hot fudge into ice cream is
Q42: Large igneous provinces are formed by _,which
Q46: If a volcano erupted and its resultant
Q50: When magma crystallizes,_ are formed.<br>A)intrusive igneous rocks<br>B)extrusive