Exam 4: The Way the Earth Works: Plate Tectonics

The lithosphere of Earth will not flow because it ________.

On either side of a mid-ocean ridge,the lithosphere begins to ________.

At transform plate boundaries,________.

The youngest sea floor is typically found ________.

The oceanic lithosphere is typically coated in a layer of sediment.Which of the following is NOT true about this sediment?

Broad,sediment-covered continental shelves are found along ________.

Continental lithosphere ________.

Earthquakes occur most frequently near ________ margins.

A volcanic island arc forms when ________.

Compared to typical oceanic lithosphere,the thickness of continental lithosphere is________.

Segments of mid-ocean ridge systems are offset.Between the offset segments we observe ________.

Large,thick-crusted,nonvolcanic mountain belts,like the Himalayas,are associated with ________.

When two plates composed of continental lithosphere are pulled together at a convergent boundary,the result is ________.

Most of the pushing force driving plate motion is produced ________.

The thickness of oceanic lithosphere is ________.

Deep-oceanic trenches are features of ________ plate boundaries.

Which basic type of plate boundary is shown in the image below?

Unlike the lithosphere,the asthenosphere ________.

The distribution of ________ across the globe provides the primary indicator of boundaries between all tectonic plates.

Deformed (bent,stretched,or cracked)lithosphere occurs ________.