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ML#1: Layers of the Earth

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Which layer of earth is molten (liquid metal)?

a)

inner core

b)

outer core

c)

crust

d)

lithosphere

2.
Which layer of Earth is solid and why?
a)
The inner core is solid because of movement of the outer core.
b)
The inner core is solid because of the freezing temperatures.
c)
The inner core is solid because of the extreme pressure from the other layers.
d)
The outer core is solid because of the extreme pressure from the other layers.
3.
Which layer contains BOTH the upper mantle and the crust?
a)
lithosphere
b)
atmosphere
c)
mesosphere
d)
athensosphere
4.

These layers are determined by their components and mixture of elements

a)

compositional layers

b)

component layers

c)

mechanical layers

d)

earth's layers

5.

It makes up Earth's continents and considered as the thickest layer of Earth's crust.

a)

oceanic crust

b)

continental crust

c)

territorial crust

d)

plate tectonic crust

6.

Oceanic crust is ____________ than the continental crust.

a)

denser

b)

thinner

c)

thicker

d)

lighter

7.

These layers are determined by their physical properties.

a)

mechanical layers

b)

compositional layers

c)

component layers

d)

earth's layer

8.

It encompasses the lower mantle where material still flows but at a much slower rate than the asthenosphere.

a)

lithosphere

b)

mesosphere

c)

outer core

d)

inner core

9.

It is the hottest part of the Earth and hotter than the surface of the Sun.

a)

outer core

b)

inner core

c)

crust

d)

mantle

10.

It is made up of thick, solid, rocky substance and occupies about 85% of Earth's total mass.

a)

crust

b)

mantle

c)

inner core

d)

outer core