What is the interpreted origin for magma that forms flood basalts?
A) Rapid subduction over tens of millions of years
B) Rapid seafloor spreading that forms pillow basalts
C) Fissures
D) Flood waters from melting glaciers
E) None of these are correct.
Correct Answer:
Verified
Q44: When basaltic lava reach the ocean,they
A)cause lava
Q45: Cinder cones are composed primarily of
A)ejected fragments
Q47: Shield volcanoes commonly involve
A)fluid lava flows.
B)volcanic domes.
C)viscous
Q48: What type of volcanic eruption is probably
Q50: Compared to a younger cinder cone,an older
Q52: When lava flows reach the ocean,they
A)solidify and
Q54: Shield volcanoes have low slopes primarily because
A)the
Q64: Which represents the largest igneous eruptions on
Q71: Shield volcanoes are composed primarily of:
A) basalt
Q76: The largest volcanic eruptions on Earth are
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents