Unit 10-12

The diagrams below represent four rock samples. Which rock took the longest time to solidify from magma deep within the Earth?

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The granite most likely was formed by the process of

• melting and solidification

• erosion and deposition

• heating and metamorphism

• compaction and cementation

Which rock is composed of sediments that have a range of sizes and that originate from different rock types?

• basalt

• granite

• conglomerate

• gneiss

Which rock was formed by the compression and cementation of sediments with particle sizes ranging from 0.08 to 0.1 centimeter?

• basalt

• granite

• conglomerate

• sandstone

Which rock shows banding that formed as a result of recrystallization of unmelted material under high temperature and pressure?

• granite

• conglomerate

• sandstone

• gneiss

Which mineral contains iron, has a metallic luster, is hard, and has the same color and streak?

• biotite mica

• calcite

• galena

• magnetite

Which statement best describes the continental and oceanic crusts?

• The continental crust is thicker and less dense than the oceanic crust.

• The continental crust is thinner and more dense than the oceanic crust.

• The continental crust is thinner and less dense than the oceanic crust.

• The continental crust is thicker and more dense than the oceanic crust.

What is the approximate distance between the earthquake's epicenter and station A? [Refer to the Earth Science Reference Tables.]

• 7,500 km

• 1,130 km

• 5,100 km

• 2,400 km

According to the Earth Science Reference Tables, in which group are the zones of the Earth's interior correctly arranged in order of increasing average density?

• crust, mantle, inner core, outer core

• crust, mantle, outer core, inner core

• inner core, outer core, mantle, crust

• outer core, inner core, mantle, crust

In which diagram do the arrows best represent the motions of Earth's crust at the Peru-Chile Trench?

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