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On a geologic map, if the contacts between sedimentary rock units form a series of parallel lines, with the youngest unit in the center, the underlying structure is a ________.a. horizontal anticline

b. plunging anticline

c. horizontal syncline

d. plunging syncline

Respuesta :

Plunging sync line is the answer

ayfat23

The term that explains the underlying structure formed when sedimentary rock units contacts each other to form a parallel lines on geological map is

D:plunging syncline.

  • A plunging syncline can be regarded as one with has a tilted axis coming from the horizontal side, as result of this the fold is been plung into the earth along its length.

  • This also occur when there us a contact between sedimentary rocks forming a parallel lines, the underlying structure formed is a plunging syncline.

Therefore, option D is correct.

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