Exam 11: Earth Materials

The type of rock that most closely resembles the composition of limestone is dolomite.

In subduction zones,the oceanic trench receives sediment entirely from the continental land mass.

Which tectonic plate is located between the South American Plate and the Antarctic Plate?

The original supercontinent first envisaged by Wegener is referred to as:

The rocks of the oceanic crust are largely composed of ________.

A very fine-grained or glassy rock originated in which of the following situations?

The Canadian shield is an example of a:

Which of the following is a felsic extrusive rock?

Which of the following rocks results from the metamorphosis of limestone?

Magma that solidifies below the earth's surface and remains surrounded by older,preexisting rock is called__________________.

The Earth's core is a dense mass of liquid iron and nickel.

Describe the nature and formation of hydrocarbon compounds.How are these features used to identify potential reserves?

The rocks of the continental crust are most commonly described as ________.

Which of the following is a type of chemically precipitated rock?

A clastic rock containing pebbles of hard rock is a:

The boundary between the North American Plate and the Eurasian Plate is a:

Imagine navigating the boundary of the Pacific tectonic plate.Describe and explain how and why the boundary changes along its circumference.

Sediments accumulate in layers known as _____________ separated by surfaces known as _______________.

Which of the following is a felsic intrusive rock?

Using an annotated sketch map of North America,indicate the continental relief features.Describe how the different nature of these relief features contributes to the terrain of the continent.