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Worksheets

Rocks

Total questions: 47

Worksheet time: 26mins

Name
Class
Date
1.

A rock deep within the Earth experiences extreme temperature and pressure. After a long period of time it becomes which rock?

a)

Magma

b)

Igneous

c)

Metamorphic

d)

Sedimentary

2.

What must happen to a metamorphic rock before it becomes a sedimentary rock?

a)

It must be broken down into sediment

b)

It must be melted into magma

c)

Its minerals must dissolve in water

d)

It must be exposed to high temperature and pressure

3.
Formed by cooling & solidification of lava
a)
Sedimentary
b)
Metamorphic
c)
Extrusive Igneous
d)
Intrusive Igneous
4.
Formed by cooling & solidification of magma
a)
Sedimentary
b)
Metamorphic
c)
Extrusive Igneous
d)
Intrusive Igneous
5.
Formed by weathering & erosion
a)
magma
b)
sediments
c)
sedimentary rock
d)
intrusive igneous
6.
Has large crystals because of slow cooling
a)
sedimentary rock
b)
metamorphic rock
c)
intrusive igneous rock
d)
extrusive igneous rock
7.
Has small or no crystals because of rapid cooling
a)
sedimentary
b)
metamorphic
c)
extrusive igneous
d)
intrusive igneous
8.
Contains fossils. 
a)
sedimentary rocks
b)
metamorphic rocks
c)
extrusive igneous rocks
d)
intrusive igneous rocks
9.

This rock may be formed from magma that hardens.

a)

Sedimentary

b)

Igneous

c)

Metamorphic

10.

What kind of rock is "Granite"?

a)

Sedimentary

b)

Igneous

c)

Metamorphic

11.

What kind of rock is "Marble"?

a)

Sedimentary

b)

Igneous

c)

Metamorphic

12.

What kind of rock is "Limestone"?

a)

Sedimentary

b)

Igneous

c)

Metamorphic

13.

What kind of rock is "Basalt"?

a)

Sedimentary

b)

Igneous

c)

Metamorphic

14.

A geologist was trying to classify a rock based on its characteristics. The geologist began to scratch the rock using other minerals and his fingernail. Which statement is true?

a)

Scratching a mineral helps determine its color.

b)

Scratching a mineral helps determine its luster.

c)

Scratching a mineral helps determine its hardness.

d)

Scratching a mineral helps determine its texture.

15.

What is the hardest mineral on the Mohs Scale?

a)

Diamond

b)

Talc

c)

Quartz

d)

Topaz

16.

The higher number minerals on the Mohs Scale can scratch lower number minerals.

a)

True

b)

False

17.

What is the softest mineral on the Mohs Scale?

a)

Talc

b)

Topaz

c)

Diamond

d)

Quartz

18.

Jacob is studying minerals. Which will NOT help him name the mineral?

a)

Size

b)

Hardness

c)

Color

d)

Luster

19.

Streak is the color of a mineral’s

a)

fracture

b)

luster

c)

powder

d)

cleavage

20.
The top layer of sediments in a sedimentary rocks is...
a)
The newest and youngest layer.
b)
The oldest layer.
c)
The only layer that is made from pebbles.
d)
The second layer of sediments.
21.
The way a mineral splits is called?
a)
hardness
b)
layers
c)
bands
d)
cleavage
22.
The way a mineral reflects light describes which of the following?
a)
Cleavage
b)
Streak
c)
Luster
d)
Hardness
23.
Which of the following words relates to sedimentary rocks?
a)
Magma
b)
Cement
c)
Luster
d)
Heat
24.

Which one is the Opal?

a)
b)
c)
d)
25.
Which of the following is not a rock
a)
Pumice
b)
Lava
c)
Halite
d)
Sandstone
26.
The three groups of rocks are classified by
a)
How they form
b)
Color
c)
Grain size
d)
Chemical Composition
27.
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
28.
This rock started as molten magma. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
29.
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
30.

This is a natural solid that is made of one or more minerals.

a)

Mineral

b)

Fossil

c)

Rock

d)

Sediment

31.

What type of rock might contain evidence of past life?

a)

Sedimentary Rock

b)

Igneous Rock

c)

Metamorphic Rock

32.

Which of the following are requirements for being a Mineral? Choose all that are true:

a)

Must be solid

b)

Must be organic

c)

Must have defined chemical composition

d)

Must have cleavage

e)

Must be metallic

33.

Minerals can be man made.

a)

True

b)

False

34.

Igneous rocks that cool very fast will have what texture?

a)

Coarse-grained Crystals.

b)

Fine-grained Crystals.

c)

Vesicular

d)

No crystals.

35.

The way in which a mineral reflects light

a)

streak

b)

luster

c)

hardness

36.

The manner in which a mineral breaks along curved or irregular surfaces

a)

streak

b)

cleavage

c)

fracture

37.

A measure of the ability of a mineral to resist scratching

a)

hardness

b)

luster

c)

streak

38.

The splitting of a mineral along smooth, flat surfaces

a)

fracture

b)

cleavage

c)

hardness

39.

The color of the powder of a mineral

a)

hardness

b)

streak

c)

luster

40.

The _______________________ of a mineral can be metallic or nonmetallic.

a)

luster

b)

color

41.

The scale that measures the hardness of a mineral

a)

Linear scale

b)

bathroom scale

c)

Moh's scale

42.
What gives a mineral its specific properties?
a)
its hardness
b)
the internal arrangement of atoms
c)
energy released during crystallization
d)
light being reflected
43.

What is a crystalline structure?

a)

a liquid

b)

a definite structure in which atoms are arranged

c)

chemical formula

d)

magma

44.

Which test is the LEAST reliable for mineral identification?

a)

luster

b)

hardness

c)

cleavage

d)

color

45.
The following image shows what mineral property?
a)
Hardness
b)
Streak
c)
Cleavage
d)
Density
46.

What are the elements that make up rocks called?

a)

Metals

b)

Minerals

c)

Atoms

d)

Molecules

47.

What physical properties do minerals have?

a)

Hardness, size, texture, and weight

b)

Color, weight, shape, and odor

c)

Hardness, shape, luster, and color

d)

Size, texture, luster, and odor