Generalized Bedrock Geology Earth Science Reference Tables

According to the Earth Science Reference Tables, which

sedimentary rock would be formed by the compaction and cementation of particles 1.5 centimeters in diameter?

A) shale

B) conglomerate

C) siltstone

D) sandstone

• A

• B

• C

• D

Where is metamorphic rock frequently found?

A) along the interface between igneous intrusions and

sedimentary bedrock

B) within large lava flows

C) on mountaintops that have horizontal layers containing marine fossils

D) as a thin surface layer covering huge areas of the

continents

• A

• B

• C

• D

Tags

NGSS.MS-ESS2-1

According to the Earth Science Reference Tables, which

graph best represents the comparison of the average grain sizes in basalt, granite, and rhyolite?

• A

• B

• C

• D

According to the Earth Science Reference Tables, which is

a fine-grained igneous rock made up primarily of pyroxene and plagioclase feldspar?

A) granite

B) gabbro

C) basalt

D) rhyolite

• A

• B

• C

• D

According to the Earth Science Reference Tables, which characteristic determines whether a rock is classified as a shale, a siltstone, a sandstone, or a conglomerate?

A) the mineral composition of the sediments within the rock

B) the density of the sediments within the rock

C) the absolute age of the sediments within the rock

D) the particle size of the sediments within the rock

• A

• B

• C

• D

Which relative concentrations of elements are found in a felsic rock?

A) a high concentration of magnesium and a low concentration of aluminum

B) a high concentration of aluminum and a low concentration of iron

C) a high concentration of iron and a low concentration of aluminum

D) a high concentration of magnesium and a low concentration of iron

• A

• B

• C

• D

Tags

NGSS.MS-PS1-1

The grouping of rocks as igneous, sedimentary, and metamorphic is based primarily upon differences in

A) hardness

B) size

C) origin

D) age

• A

• B

• C

• D

The diagram below represents the percentage by volume of each mineral found in a sample of basalt. Which mineral is represented by the letter X in the diagram?

A) plagioclase feldspar

B) mica

C) potassium feldspar

D) quartz

• A

• B

• C

• D

Tags

NGSS.MS-PS1-1

According to the Earth Science Reference Tables, which is a sedimentary rock that forms as a result of precipitation from seawater?

A) shale

B) gypsum

C) conglomerate

D) basalt

• A

• B

• C

• D

Tags

NGSS.MS-ESS2-4

According to the Earth Science Reference Tables, which sedimentary rock is composed of fragmented skeletons and shells of sea organisms compacted and cemented together?

A) shale

B) sandstone

C) gypsum

D) limestone

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-4