WorksheetsEarth structure 1.2
Total questions: 19
Worksheet time: 10mins
Name
Class
Date
1.
How do geologists learn about Earth's interior?
a)
direct evidence from rock samples and indirect evidence from seismic waves
b)
direct evidence from seismic waves and indirect waves from rock samples
c)
direct evidence from rock waves, and indirect evidence from seismic samples
d)
direct evidence from wave samples and indirect evidence from seismic rocks
2.
What are the features of Earth's crust?
a)
made of iron and nickel, there are two layers, a liquid outer and solid inner
b)
made of hot but solid rock
c)
layer of solid rock including dry land and ocean floor.
3.
What are the features of Earth's mantle?
a)
made of iron and nickel, there are two layers, a liquid outer and solid inner
b)
made of hot but solid rock
c)
layer of solid rock including dry land and ocean floor.
4.
What are the features of Earth's core?
a)
made of iron and nickel, there are two layers, a liquid outer and solid inner
b)
made of hot but solid rock
c)
layer of solid rock including dry land and ocean floor.
5.
Seismic (pronounced size-mik) waves are produced by what?
a)
ocean currents
b)
wind
c)
air pressure
d)
earthquakes
6.
Earth's core is mostly made of iron and ________.
a)
sand
b)
nickel
c)
mercury
d)
rocks
7.
Force pushing on an area
a)
speed
b)
pressure
c)
temperature
d)
momentum
8.
Coarse grained, light colored rock
a)
iron
b)
basalt
c)
granite
d)
sand
9.
The oceanic crust is most like ________ in composition
a)
granite
b)
basalt
c)
sand
d)
iron
10.
Rock below the 40 meter boundary.
a)
crust
b)
mantle
c)
core
11.
The layer of rock that forms Earth's outer skin.
a)
crust
b)
mantle
c)
core
12.
To learn about Earth's interior, geologists study how _______ waves move through Earth.
a)
radio
b)
X-ray
c)
seismic
d)
gamma
13.
Dense ball of metal at the center of the Earth.
a)
crust
b)
mantle
c)
inner core
d)
outer core
14.
layer of molten metal surrounding an inner solid layer
a)
crust
b)
mantle
c)
outer core
d)
inner core
15.
Dark fine grained rock
a)
sand
b)
granite
c)
basalt
d)
iron
16.
Scientists think that movements in the liquid ______ core create Earth's magnetic field.
a)
inner
b)
outer
c)
mantle
d)
crust
17.
pressure and temperature ________ as you move deeper below Earth's surface
a)
increase
b)
decrease
c)
stay the same
18.
The _________ is Earth's outer skin of rock
a)
core
b)
mantle
c)
crust
19.
What is the order of the main layers of Earth?
a)
core, mantle, crust
b)
crust, mantle, core
c)
mantel, core, crust
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