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Unit 4 Chemistry of Rocks

Total questions: 45

Worksheet time: 4hrs 45mins

Name
Class
Date
1.
What elements are in silicate minerals?
a)
water
b)
carbon and hydrogen
c)
organic and inorganic
d)
silicon and oxygen
2.
If the mineral's chemical formula is BaSO4 which mineral group is the mineral in? 
a)
silicates
b)
carbonates
c)
halides
d)
sulfates
3.

Which mineral group has halogens that combine with a metal and often makes salts.

a)

silicates

b)

carbonates

c)

sulfides

d)

halides

4.
What mineral groups is the most common?
a)
silicates
b)
carbonates
c)
oxides
d)
halides
5.

What elements are in the sulfide mineral group?

a)

metals

b)

nonmetals

c)

sulfur and a metal

d)

sulfur and oxygen

6.
If the mineral's chemical formula is Ag2S (Silver Sulfide), what mineral group is it in? 
a)
sulfides
b)
sulfates
c)
halides
d)
carbonates
7.

What elements are in the sulfate mineral groups?

a)

nonmetals

b)

metals

c)

sulfur and a metal

d)

sulfur, oxygen and metals

8.

What elements are in the oxides mineral group?

a)

only oxygen

b)

oxygen and a metal

c)

metals

d)

nonmetals

9.
If the mineral's chemical formula is CaCO3, what group is the mineral in? 
a)
silicates
b)
carbonates
c)
sulfates
d)
oxides
10.

What elements are in the carbonate mineral group?

a)

only carbon

b)

carbon, oxygen and metals

c)

metals

d)

nonmetals

11.
If the mineral's chemical formula is Cu2O (Copper Oxide), what mineral group is the mineral in?
a)
oxides
b)
halides
c)
carbonates
d)
silicates
12.
If the mineral's chemical formula is CaF2, what mineral group is the mineral in?
a)
halides
b)
oxides
c)
sulfates
d)
carbnates
13.
If the mineral's chemical formulas BeAlSiO4OH, what mineral group is it in? 
a)
silicates
b)
oxides
c)
carbonates
d)
sulfates
14.

Which mineral would an ore for lead?

a)

Gelana

b)

Pyrite

c)

Hematite

d)

Fluorite

15.

What is the charge for Barium in the mineral Barite (BaSO4)?

a)

1+

b)

2+

c)

1-

d)

2-

16.
Rock that forms when sediment from older rocks get pressed and cemented together.
a)
Sedimentary Rock
b)
Metamorphic Rock
c)
Igneous Rock
17.
The process by which igneous rocks are formed...
a)
heat and pressure
b)
melting and cooling
c)
weathering and erosion
18.
The process by which metamorphic rocks are formed...
a)
heat and pressure
b)
erosion and deposition
c)
melting and cooling
19.
Rock that forms when pressure and temperature change existing rock.
a)
Igneous Rock
b)
Sedimentary Rock
c)
Metamorphic Rock
d)
Rock Cycle
20.

Rock that is broken down into smaller pieces is called?

a)

texture

b)

weathering

c)

sediment

d)

erosion

21.
_______ rock forms from magma/lava
a)
Metamorphic
b)
Sedimentary
c)
Igneous
22.

Rock that forms for material that is compacting and cementing

a)

Metamorphic

b)

Sedimentary

c)

Igneous

23.
This rock was another type of rock that was heated and compressed over time. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
24.
This rock started as molten magma. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
25.
This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
26.
Cooling & crystalization produce
a)
igneous rocks
b)
metamorphic rocks
c)
sedimentary rocks
27.
True or False: Once a rock is sedimentary, it cannot become an igneous rock.
a)
True
b)
False
28.

The process of breaking down and transporting rock

a)

Cooling and Melting

b)

Weathering and Erosion

c)

Heat and Pressure

d)

Compacting and Cementing

29.
What are the 3 major types of rocks?
a)
Igneous, Metamorphic, Sedimentary
b)
Metamorphic, Igneous, Cementation
c)
magma, lava, crystals
30.
Which types of magma contains the least amount of SiO2 (Silica)?
a)
rhyolitic
b)
andesitic
c)
felsic
d)
basaltic
31.

Which of the following is not a factor that can affect magma formation?

a)

viscosity

b)

temperature

c)

pressure

d)

water content

32.
The amount of silica in magma determines its _____.
a)
viscosity
b)
darkness
c)
color
d)
none of the above
33.

Rhyolitic has the highest amount of ______________.

a)

silica

b)

iron

c)

magnesium

d)

sulfur

34.

The resistance to flow in a fluid is

a)

viscosity

b)

pressure

c)

specific gravity

d)

none of the above

35.
The largest type off volcano with broad gentle sloping sides?
a)
Stratovolcano
b)
Composite
c)
Shield
d)
Cinder cone
36.
What is true for a volcano that will have a violent/explosive eruption?
a)
high viscosity and pressure
b)
high viscosity and low pressure
c)
low viscosity and pressure
d)
the goddess Pele is really mad
37.
Which type of magma has the  lowest viscosity?
a)
basaltic
b)
rhyolitic
c)
andesitic
d)
granitic
38.

Highly explosive volcanoes tend to have what type of magma?

a)

magma with high silica, high viscosity, and high pressure

b)

magma with low silica, low viscosity, and lower pressure

c)

magma with low silica, high viscosity, and lower pressure

d)

magma with no silica, high viscosity, and no pressure

39.
Melted rock below the Earth's surface.
a)
Lava
b)
Hot Spot
c)
Magma
d)
Water
40.

What kind of volcano is Paricutin, which is the smallest?

a)

Cinder Cone

b)

Shield

c)

Stratovolcano

41.
What the difference between lava and magma?
a)
They both occur inside the Earth
b)
They are the same thing
c)
Magma occurs inside the Earth and lava is on the surface
d)
They both occur on Earth' s surface
42.

What type of volcano is the most explosive?

a)

Shield

b)

Cinder Cone

c)

stratovolcano

43.

What kind of volcano is made of alternating layers andesitic and rhyolitic magma

a)

shield

b)

stratovolcano

c)

cinder

44.

The Hawaiian Islands are made up of mostly ____ volcanoes.

a)

shield

b)

stratovolcano

c)

cinder cone

d)

magma

45.

What type of volcano is Mauna Kea in Hawaii?

a)

Shield

b)

Cinder Cone

c)

Stratovolcano