Sedimentary Rock
What process turns sediment into sedimentary rock.
a.) heat and pressure
b.) compaction and cementation
c.) melting
d.) rocks
b.) compaction and cementation
Which of these rock is igneous rock
a.) basalt
b.) sandstone
c.) obsidian
d.)Marble
c.) obsidian
This rock forms after rock is melted down into magma and then cools.
a.) igneous
b.) metamorphic
c.) sedimentary rock
d.) none of the above
a.) igneous
Has layers, fossils, and sandstone is this type.
a.) metamorphic
b.) igneous
c.) sedimentary
c.) sedimentary
What land form is made of sediment.
a.) riverbank
b.) Grand Canyon
c.) delta
d.) both a and c
d.) both a and c
Which of these facts are false
a.) there are two types of igneous rock
b.) many mountains are made of igneous rock
c.) igneous rocks form from heat and pressure
d.) is solidified magma
c.) igneous rocks form from heat and pressure
Can a igneous rock become a sedimentary rock.
a.) yes
b.) no
c.) idk
d.) Yes but it is very unlikely
a.) yes
Has a glassy texture, is formed from cooling, and obsidian is this type of Rock.
a.) sedimentary
b.) metamorphic
c.) igneous
c.) igneous
What types of rock can become sedimentary rock.
a.) igneous rock
b.) All rock types
c.) metamorphic rock
a.) igneous rocks
Which type of igneous rock takes longer to form
a.) extrusive igneous rock
b.) intrusive igneous rock
a.) intrusive igneous rock
What process of changing rocks effects all rock types.
a.) compaction and cementation
b.) melting
c.) heat and pressure
d.) weathering and erosion
d.) weathering and erosion
or
b.) melting
Has ribbon like layers, and crystals.
Metamorphic rock
What characteristics does sedimentary rock have.
a.) Hard
b.) Smooth with no layers
c.) has ribbon-like layers
d.) contains fossils
d.) contains fossils
What causes metamorphic rocks texture to differ
a.) how long it takes to cool
b.) how old the rock is
c.) how big the rock is
a.) how long it takes to cool
What is the best kind of Rock type.
yes
Forms at the bottom of riverbanks and is made up of sediment.
a.) igneous rock
b.) sedimentary rock
c.) metamorphic rock
d.) no rock forms this way
b.) sedimentary rock
Which of these is a true fact about Sedimentary rock.
a.) Is made from melted rock
b.) Has crystals
c.) It is formed from pre-existing rock and material
d.) It has a glass like texture
c.) It is formed from pre-existing rock and material
How does igneous rock form
a.) when magma cools into crystals
b.) when sediment is compressed into rock
c.) when rock endures lots of heat and pressure
a.) when magma cools into crystals
What is the most commonly forming rock type.
a.) igneous
b.) sedimentary
c.) metamorphic
d.) all of the above
b.) sedimentary
The size and texture of the rock and its crystals depends on the time it took to cool
a.) metamorphic rock
b.) marble
c.) igneous
d.) sedimentary rock
c.) igneous rock