Quiz about Rock Identification Practice

Question 1

Formed by heat and pressure

Accepted Answer

Metamorphic

Answer

Sedimentary

Answer

Extrusive Igneous

Answer

Intrusive Igneous

Question 2

This rock is formed in layers.

Accepted Answer

Sedimentary

Answer

Igneous

Answer

Metamorphic

Question 3

Fossils are often found in this rock.

Accepted Answer

Sedimentary

Answer

Igneous

Answer

Metamorphic

Question 4

You would most likely find this rock near a volcano.

Accepted Answer

Igneous

Answer

Sedimentary

Answer

Metamorphic

Question 5

What kind of rock is "Granite"?

Accepted Answer

Igneous

Answer

Sedimentary

Answer

Metamorphic

Question 6

What kind of rock is "Marble"?

Accepted Answer

Metamorphic

Answer

Sedimentary

Answer

Igneous

Question 7

What kind of rock is "Limestone"?

Accepted Answer

Sedimentary

Answer

Igneous

Answer

Metamorphic

Question 8

What kind of rock is "Sandstone"?

Accepted Answer

Sedimentary

Answer

Igneous

Answer

Metamorphic

Question 9

This rock is usually made up of pieces of rock called sediments that have been pressed and cemented together.

Accepted Answer

Sedimentary

Answer

Igneous

Answer

Metamorphic

Question 10

Formed by cooling & solidification of magma

Accepted Answer

Intrusive Igneous

Answer

Sedimentary

Answer

Metamorphic

Answer

Extrusive Igneous

Question 11

Has large crystals because of slow cooling

Accepted Answer

intrusive igneous rock

Answer

sedimentary rock

Answer

metamorphic rock

Answer

extrusive igneous rock

Question 12

Has small or no crystals because of rapid cooling

Accepted Answer

extrusive igneous

Answer

sedimentary

Answer

metamorphic

Answer

intrusive igneous

Question 13

Has wavy bands.

Accepted Answer

metamorphic rock

Answer

sedimentary rock

Answer

extrusive igneous rock

Answer

intrusive igneous rock

Question 14

Contains fossils.

Accepted Answer

sedimentary rocks

Answer

metamorphic rocks

Answer

extrusive igneous rocks

Answer

intrusive igneous rocks

Question 15

Sometimes the heat just changes the size of the mineral crystals in this type of rock.

Accepted Answer

Metamorphic

Answer

Sedimentary

Answer

Igneous

Question 16

This rock is changed by heat and pressure.

Accepted Answer

Metamorphic

Answer

Sedimentary

Answer

Igneous

Question 17

Name this rock. It cools extremely fast.

Accepted Answer

Obsidian

Answer

Pumice

Answer

Granite

Answer

Rhyolite

Question 18

This rock was formed from limestone.

Accepted Answer

Marble

Answer

Rock Salt

Answer

Quartzite

Answer

Rock Gypsum

Question 19

This rock is formed as a result of high grade metamorphism.

Accepted Answer

Gneiss

Answer

Marble

Answer

Slate

Answer

Phyllite

Question 20

This rock forms deep inside the Earth from felsic magma that cools slowly.

Accepted Answer

Granite

Answer

Rhyolite

Answer

Diorite

Answer

Pumice

Question 21

This is a low grade metamorphic rock, whose parent rock is shale.

Accepted Answer

Slate

Answer

Marble

Answer

Anthracite coal

Answer

Basalt

Question 22

An igneous rock formed from andesitic magma that cooled inside the Earth slowly.

Accepted Answer

Diorite

Answer

Granite

Answer

Gabbro

Answer

Andesite

Question 23

This rock forms from sand-sized sediments in an aquatic environment.

Accepted Answer

Sandstone

Answer

Siltstone

Answer

Shale

Answer

Breccia

Question 24

This sedimentary rock is formed when rounded sediments are glued together.

Accepted Answer

Conglomerate

Answer

Breccia

Answer

Sandstone

Answer

Siltstone

Question 25

This clastic sedimentary rock formed from angular fragments due to a short erosional period.

Accepted Answer

Breccia

Answer

Conglomerate

Answer

Sandstone

Answer

Shale

Question 26

What is the name of this extrusive igneous rock?

Accepted Answer

pumice

Answer

rhyolite

Answer

basalt

Answer

andesite

Question 27

An example of an extrusive rock is:

Accepted Answer

Formed outside Earth

Answer

Formed inside Earth

Question 28

A rock is formed from shells. It is considered what?

Accepted Answer

Organic

Answer

Clastic

Question 29

Is this metamorphic rock foliated or non foliated?

Accepted Answer

Foliated

Answer

Non foliated

Question 30

Cooling and Hardening of magma deep underground results in a rock classified as

Accepted Answer

Intrusive

Answer

Extrusive

Question 31

Granite is an example of...

Accepted Answer

Igneous

Answer

Metamorphic

Answer

Sedimentary

Question 32

Pumice is an example of

Accepted Answer

Igneous

Answer

Metamorphic

Answer

Sedimentary

Question 33

Obsidian is an example of...

Accepted Answer

Igneous

Answer

Sedimentary

Answer

Metamorphic

Question 34

Coal is an example of...

Accepted Answer

Sedimentary

Answer

Igneous

Answer

Metamorphic

Question 35

Conglomerate is an example of...

Accepted Answer

Sedimentary

Answer

Igneous

Answer

Metamorphic

Question 36

Which type of rock is made from magma cooling inside Earth?

Accepted Answer

intrusive igneous

Answer

cool rock

Answer

non-foliated metamorphic

Answer

sedimentary

Question 37

Identify the following rock:

Accepted Answer

granite

Answer

basalt

Answer

rose quartz

Answer

rhyolite

Question 38

What type of texture is this rock?

Accepted Answer

course-grained

Answer

felsic

Answer

mafic

Answer

fine-grained

Question 39

Identify the following rock:

Accepted Answer

rhyolite

Answer

granite

Answer

sandstone

Answer

coal

Question 40

Identify the following rock:

Accepted Answer

sandstone

Answer

conglomerate

Answer

breccia

Answer

clay

Question 41

Identify the following rock:

Accepted Answer

shale

Answer

basalt

Answer

sandstone

Answer

marble

Question 42

What type of texture of the following rock:

Accepted Answer

coarse-grained

Answer

felsic

Answer

fine-grained

Answer

mafic

Question 43

The metamorphic rock pictured is

Accepted Answer

quartzite

Answer

gneiss

Answer

anthracite

Answer

shale

Question 44

The metamorphic rock pictured is

Accepted Answer

gneiss

Answer

quartzite

Answer

mica schist

Answer

marble

Question 45

This common metamorphic rock is used for things like chalk boards, pool tables, and flooring.

Accepted Answer

slate

Answer

quartzite

Answer

anthracite

Answer

shale

Question 46

This form of metamorphosed limestone is a common building material.

Accepted Answer

marble

Answer

quartzite

Answer

slate

Answer

gneiss

Rock Identification Practice

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