Ms. Van Pebbles Test Review Question Preview (ID: 39084)


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What is a naturally occurring solid that can form by inorganic process and has a crystal structure?
a) mineral
b) rock
c) soil
d) vegetable

A rock hunter finds a rock with wavy bands. What rock have they likely found?
a) igneous
b) sedimentary
c) metamorphic
d) extrusive

Where do igneous rocks usually form?
a) Near a volcano.
b) In a watery area.
c) Deep underground.
d)

Minerals that break into sheets of paper display what identification property?
a) cleavage
b) fracture
c) hardness
d)

A geologist finds a mineral that appears to sparkle like glass in the sunlight. What property is this geologist observing?
a) cleavage
b) fracture
c) hardness
d) luster

What can often be found in sedimentary rocks?
a) lava
b) gemstones
c) fossils
d)

If heat and pressure inside Earth cause the texture and crystal structure of a rock to change, what new material is formed?
a) metamorphic rock
b) sedimentary rock
c) igneous rock
d) chemical rock

Minerals usually form in one of the following ways, EXCEPT
a) cooling of hot water underground
b) cooling of magma/lava
c) evaporation of salt water
d) hardening of old plant material

Glass has a hardness of 5.5. What hardness of mineral could scratch glass?
a) Higher than 5.5
b) Lower than 5.5
c) Equal to 5.
d)

Gold and pyrite have nearly the same color. What identification technique might a gemologist use to tell them apart, due to a different color result?
a) luster
b) hardness
c) streak
d) cleavage

In what location would a scientist likely find a sedimentary rock?
a) Near a volcano.
b) In a watery area.
c) Deep underground.
d)

What type of rock usually has bubbles in it?
a) igneous
b) metamorphic
c) sedimentary
d)

The O layer of soil contains...
a) regolith
b) organic materials
c) bedrock
d)

The C layer of soil is also known as...
a) regolith
b) organic materials
c) bedrock
d)

The lowest layer of soil that can go 20 miles deep is...
a) O
b) A
c) B
d) BEDROCK

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