Term Time
Igneous Rocks
Sedimentary Rocks
Metamorphic Rocks
Facts to Tell at Parties
100

A scientist who studies the classification and origin of all types of rocks is called a(n) __________.

Petrologist

100

Igneous rocks are formed from hardened _________ or _________

x2 for both words

Lava, Magma

100

Fragments of rocks that fuse together to form a larger rock are called __________.



Clasts

100

Metamorphic rocks that contain crystals in bands or flaky layers are classified as __________metamorphic rocks.

Foliated

100

According to old-earth interpretations of the rock cycle, which of the following was the starting material in the cycle?

Igneous Rock

200

A rock that has changed due to heat or pressure is a(n) __________ rock.

Metamorphic

200

What is the difference between coarse and fine-grained rocks?

Whether or not grains are visible to the unaided eye

200

During deposition, solid particles settle in layers based on particle _________.

Size

200

Rock altered by heat from an igneous intrusion has experienced __________ metamorphism.



Contact

200

Fossils are usually found in what type of rock?

Sedimentary

300

Rocks formed from bits and pieces of eroded rocks are called __________ rocks.

Sedimentary

300

According to young-earth geologists, the original igneous rocks were most likely formed during ___________________________

The first 3 days of the Creation week

300

Which type of sedimentary rock frequently contains fossils, splits into sheets, and has a soft texture?

Shale

300

The original rock that was altered to form a metamorphic rock is the __________ rock.



Source

300

The quantity of dissolved materials carried by water depends on the __________ of water.

Temperature 

400

A _________ solution has dissolved as much solid as it is capable of dissolving.



Saturated

(Short answer alert)

400

Intrusive igneous rocks tend to have what characteristic?

Coarse grains/crystals

400

Which of the following processes would occur between deposition and cementation in the formation of a sedimentary rock?

Compaction

400

What is B?

A.Shale --> B. ________ --> C. ________


+200 points for answering C in addition to B

A.Shale --> B. Slate --> C. Schist

400

Name one of the three agents of metamorphism.

+200 points for each additional agent

Temperature, Pressure, Hydrothermal Fluids

500

The individual rock particles, crystals, and sometimes fossils that combine to give a rock its texture are known as ____________.

Grains

500

Geologists believe extrusive volcanism produces fine-grained rocks because of ___________________.

Atmospheric pressure

500

The settling out of materials from a solution to form inorganic nonclastic rocks is called __________.



Precipitation

500

When limestone undergoes metamorphosis, it turns into __________.

Marble

500

Rock is material in the earth’s crust, and most are made of 2 or more ______________________

Minerals

(short answer alert)

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