Exam 3: Rocks: Materials of the Solid Earth

The most abundant chemical sedimentary rock is ________.

Sedimentary rocks compose approximately ________ percent of Earth's outermost 10 miles.

Sedimentary rocks ________.

The most abundant chemical sedimentary rock is ________.

Metamorphism that occurs because of close proximity to a mass of magma is called ________ metamorphism.

How might a geologist infer ancient climatic conditions using sedimentary rocks? (Hint: Think in terms of the conditions necessary to form certain rocks and also the features, structures, and fossils found in sedimentary rocks.)

Compaction would probably be most significant as a lithification process for ________.

What type of metamorphic rock will shale normally become following low-grade metamorphism?

The primary agent of contact metamorphism is ________.

Olivine and quartz are commonly found together in the same rock.

Compaction is most significant as a lithification process for sedimentary rocks composed of sand-sized particles.

Which of the following changes may occur during metamorphism?

Which rock type is associated with a high-energy environment (such as a very turbulent stream)?

Which of the following lists the rocks in the order of increasing grain size and increasing grade of metamorphism?

As the rate of cooling increases, the size of the crystals that form ________.

During metamorphism the material undergoing deformation remains a solid.

When a sedimentary rock consists of angular, gravel-sized particles, it is called ________.

________ is composed of alternating bands of light and dark silicate minerals.

Word Analysis. Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. Choose the option which does not fit the pattern.

Glassy igneous rocks form when magma cools too fast for mineral grains to grow.