In the early part of the 20th century, ____________ argued forcecompletely for continental drift

Alfred Wegener

The continental drift hypothesis was rejected primarily bereason Alfred Wegener could not __________.

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identify a mechanism qualified of moving continents.

All of the complying with are proof supporting the theory of plate tectonics except for _____.

Changes in the moon’s orbits as a result of moving plates

____________ was an ancient reptile that lived in South America and Africa during the late Paleozoic.


Linear, magnetic trends connected with mid-ocean ridges are configured as ____________.

normal and reversed magnetized strips roughly parallel to the ridge

____________ the majority of efficiently outline the edges of the lithospheric plates

Lines of earthquake epicenters

The surconfront manifeterminal of the task of a mantle plume is known as a ______

warm spot

Which of the following power sources is thought to drive the lateral movements of Earth’s lithospheric plates?

export of heat from deep in the mantle to the height of the asthenosphere

Deep-oceanic trenches are the majority of numerous about the rim of the ____________ ocean basin.


continental rift areas are mainly connected with a __________ plate boundary


A typical rate of seafloor spanalysis in the Atlantic Ocean is ____________.

2 centimeters per year

The volcanoes and deep valleys of eastern Africa are concerned a ____________.

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Continental rift alengthy which parts of the Afrihave the right to continent are start to progressively separate

The modern Red Sea is defined by plate tectonics theory because it is ____________.

a rift zone that may eventually open right into a major ocean if Arabia and Africa proceed to separate

New oceanic crust and also lithospright here are created at ____________

divergent limits by submarine eruptions and also intrusions of basaltic magma

Deep ocean trenches are the surchallenge manifestations of ____

sinking of oceanic lithospright here into the mantle at a subduction zone

The ____________ is an example of an energetic, continent-continent collision?

northward movement of India right into Eurasia

Cooler, older, oceanic lithosphere sinks right into the mantle at ______

subduction areas along convergent plate boundaries

The Aleutian Islands occur at a ___________

convergent boundary on a volcanic arc over a northward-subducting Pacific plate

A transcreate plate boundary is identified by ________

a deep, vertical fault alengthy which two plates slide previous one one more in oppowebsite directions

Which one of the adhering to many accurately defines the volcanoes of the Hawaiian Islands?

shield volcanoes fed by a long-lived warm spot below the Pacific lithospheric plate