WorksheetsEarth Structures
Total questions: 33
Worksheet time: 6hrs 36mins
Name
Class
Date
1.
What is the inner core composed of?
a)
Melted Rock
b)
Silicon and Oxygen
c)
Solid Iron and Nickel
d)
Liquid Iron and Nickel
2.
What do geologists call the crust and upper mantle?
a)
asthenosphere
b)
stratosphere
c)
mesosphere
d)
lithosphere
3.
What geological event/landform would occur at this boundary?
a)
Folded Mountains
b)
Rifts
c)
Faults
d)
Trench
4.
What geological event/landform would occur at this boundary?
a)
Folded Mountains
b)
Rifts
c)
Faults
d)
Ridges
5.
What geological event/landform would occur at this boundary?
a)
Folded Mountains
b)
Ridges
c)
Rifts
d)
Faults
6.
Identify each layer - #17.
a)
Crust
b)
Mantle
c)
Lithosphere
d)
Asthenosphere
7.
What observation can we make about Earth’s lithosphere AND asthenosphere?
a)
The asthenosphere floats on top of the lithosphere.
b)
The crust and the core make up the lithosphere.
c)
The crust and mantle make up the asthenosphere.
d)
The lithosphere floats on top of the asthenosphere
8.
Identify each layer - #19.
a)
mantle
b)
lithosphere
c)
inner core
d)
outer core
9.
Identify each layer - #20.
a)
mantle
b)
asthenosphere
c)
inner core
d)
outer core
10.
The crust of the Earth is made of:
a)
Many hard rocks broken into very large pieces called plates
b)
A hard layer that contains hot magma and molten rock
c)
A soft ball that contains Nickel and Iron
11.
Which layer of Earth is the thinnest?
a)
Crust
b)
Mantle
c)
Inner Core
d)
Outer Core
12.
This layer of Earth is solid Iron and Nickel
a)
Outer Core
b)
Mantle
c)
Inner Core
d)
Crust
13.
The athenosphere is part of which layer?
a)
Inner core
b)
Outer Core
c)
Mantle
d)
Crust
14.
Scientists think that convection currents that move the plates flow in Earth's
a)
Continental crust
b)
oceanic crust
c)
Asthenosphere
d)
Lithosphere
15.
Which layer of the Earth is the most dense?
a)
crust
b)
mantle
c)
inner core
d)
outer core
16.
The San Andreas fault formed due to a ___ motion.
a)
sliding
b)
colliding
c)
dividing
d)
jumping
17.
In sea floor spreading, molten material rises from the mantle and erupts along a what?
a)
Rift Valley
b)
Deep Ocean Trench
c)
Mid-Ocean Ridge
d)
Ring of Fire
18.
What is the process that occurs at mid-ocean ridges called?
a)
Subduction
b)
Sea-Floor Spreading
c)
Convergence
d)
Radiation
19.
At which type of plate boundary does seafloor spreading occur?
a)
Tranform
b)
Convergent
c)
Divergent
d)
Subductive Zone
20.
The process where the ocean plate sinks beneath the continental plate and into a trench is called.......
a)
Convergence
b)
Subduction
c)
Mid-Ocean Ridge
d)
Sublimation
21.
What is a convection current?
a)
Rock heats in the lower mantle, hot rock rises, cools at the crust, cool rock sinks, it gets reheated and rises again
b)
Rock heats in the lower mantle, hot rock sinks, it cools down, and sinks some more
c)
The transfer of heat through touch
d)
The process of sea floor spreading
22.
What is the lithosphere made up of?
a)
Rigid Rock
b)
Soft Rock
c)
Liquid
d)
Putty
23.
If you traveled from the crust to the core, the pressure would...
a)
increase
b)
decrease
c)
stay the same
d)
unsure
24.
Which physical layer is the thinnest?
a)
crust
b)
mantle
c)
core
25.
Which layer of the core is solid?
a)
inner
b)
outer
26.
What are the two types of crust?
a)
top crust,bottom crust
b)
oceanic crust, continental crust
c)
water,land
d)
none of the above
27.
What is the correct layers of the earth starting with the surface?
a)
crust, outer core, inner core, mantle
b)
mantle, outer core, inner core ,crust
c)
crust, mantle, outer core, inner core
d)
outer core, inner core , crust, mantle
28.
Which is the hottest layer and has the most pressure on it?
a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner core
29.
Earth's core is mostly made of iron and ________.
a)
sand
b)
nickel
c)
mercury
d)
rocks
30.
The layer of rock that forms Earth's outer skin.
a)
crust
b)
mantle
c)
core
31.
At which type of boundary are mountains formed?
a)
Convergent
b)
Divergent
c)
Subductive Zone
d)
Transform
32.
The San Andrea's Fault in California is which type of boundary?
a)
Convergent
b)
Divergent
c)
Subductive Zone
d)
Transform
33.
What type of heat transfer in found in Earth's asthenosphere?
a)
Conduction
b)
Convection
c)
Radiation
d)
I don't know
100 %
