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our environment and Interior of the Earth

Total questions: 35

Worksheet time: 29mins

Name
Class
Date
1.
Which layer of Earth is made up of tectonic plates?
a)
outer core
b)
inner core
c)
asthenosphere
d)
lithosphere
2.
The thinnest layer of the Earth is the ___________.
a)
mantle
b)
crust
c)
core
3.
Tectonic plates are made up of continental crust and ________ crust.
a)
continental
b)
oceanic
c)
plates
d)
mantle
4.
What is the thickest layer of the Earth?
a)
the crust
b)
the mantle
c)
the outer core
d)
the inner core
5.
What is the core made of?
a)
steel
b)
iron 
c)
aluminum
d)
iron and nickel
6.
What happens to temperature as we move from the crust down into the inner core?
a)
Decreases
b)
Increases
7.
Which layer of the earth has the lowest temperature?
a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner Core
8.
Which layer of the earth is under the highest pressure?
a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner Core
9.
Identify C
a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner Core
10.
The deeper into Earth you go the...
a)
greater the pressure
b)
less pressure
c)
pressure remains the same
11.
What are the two kinds of crust?
a)
lithospheric and asthenospheric
b)
silicon based and iron based
c)
continental and oceanic
d)
outer and inner
12.

……………….is situated below the crust.

a)

Mantle

b)

Core

c)

Inner core

d)

Crust

13.

The thin outer most layer is called……………..

a)

Crust

b)

Inner core

c)

mantle

d)

none of the above

14.

The earth is separated into layers based on physical behaviour as……………

a)

Lithosphere and asthenosphere

b)

Upper mantle and lower mantle

c)

Inner core and outer core

d)

Crust and core

15.

The core is the …………………..

a)

Inner most layer of the earth

b)

Layer situated below the crust

c)

The upper most layer of the earth

d)

None of the above

16.

The ………………..layer makes up the continents.

a)

Lower crust

b)

Upper mantle

c)

Upper crust

d)

Lower mantle

17.

The lower crust is also called as ……………..

a)

Sima

b)

Sial

c)

Siba

d)

Sian

18.

The molten material in the lower crust is called …………….

a)

Magma

b)

Mantle

c)

Lithosphere

d)

None of the above

19.

Identify the correct sequence of layers as we move from surface to interior of Earth.

a)

Crust ,mantle, outer core, inner core

b)

Crust, outer core ,inner core, mantle

c)

Mantle, inner core, outer core, crust

d)

Mantle, crust, inner core, outer core

20.

………………… layer makes up the ocean floor

a)

The upper crust

b)

Mantle

c)

The lower crust

d)

Crust

21.

The earth’s crust is made up of…………..

a)

Copper

b)

Magnesium

c)

Iron

d)

Rocks

22.
What material is used to form igneous rocks?
a)
magma
b)
sand
c)
gravel
d)
fossils
23.
what is the rock cycle.
a)
molten rock that is stored underground.
b)
rock material that forms where rocks are broken down into smaller pieces.
c)
a process that changes one type of rock into another type of rock.
24.
Which rock is a metamorphic rock?
a)
limestone
b)
marble
c)
basalt
d)
granite
25.
Limestone is Sedimentary rock.
a)
TRUE
b)
FALSE
26.
This rock formed when bits of other rocks became pressed into a solid. What type of rock is it?
a)
Sedimentary Rock
b)
Metamorphic Rock
c)
Igneous Rock
27.
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
28.
This rock was found near the mouth of a volcano. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
29.
The liquid water on Earth
a)
hydrosphere
b)
cryosphere
c)
thermosphere
d)
aquasphere
30.
All of the living things on the Earth
a)
Biosphere
b)
Atmosphere
c)
The continents
d)
Hydrosphere
31.
Which layer of the Earth is the least dense?
a)
Crust
b)
Inner core
c)
Mantle
d)
Outer core
32.
The bottom layer of the mantle is the
a)
asthenosphere.
b)
biosphere.
c)
mesosphere.
d)
lithosphere.
33.
Which letter represents the entire mantle?
a)
A
b)
C
c)
D
d)
F
34.
Which layer represents the lithosphere?
a)
A
b)
B
c)
C
d)
D
35.
Which letter represents the inner core
a)
G
b)
D
c)
F
d)
A

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