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WorksheetsG10 MAXWELL
Total questions: 28
Worksheet time: 10mins
Name
Class
Date
1.
What is the correct order (starting from the surface) of Earth's layers?
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
2.
Earth's inner core is...
a)
a dense ball of solid iron and nickel.
b)
a layer of molten iron and nickel.
c)
a layer of hot rock.
d)
a layer of rock that forms Earth's outer skin.
3.
Which layer of Earth has the GREATEST density?
a)
crust
b)
mantle
c)
outer core
d)
inner core
4.
Heat transfer within a fluid takes place by...
a)
convection currents
b)
radiation
c)
conduction
d)
density
5.
When the heat source is removed from a fluid, convection currents in the fluid will
a)
speed up.
b)
change direction.
c)
eventually stop.
d)
continue at the same rate forever.
6.
Using data from seismic waves, geologists have learned that Earth's interior is made up of several
a)
continents
b)
layers
c)
ridges
d)
trenches
7.
Earth's magnetic field results from movements in the
a)
mantle
b)
outer core
c)
inner core
d)
crust
8.
Scientists think that convection currents flow in Earth's
a)
continents
b)
mantle
c)
lithosphere
d)
inner core.
9.
Compared to rock in Earth's crust, rocks in the mantle are more
a)
dense
b)
mineral-rich
c)
granular
d)
porous
10.
A deep well or mine shaft goes through which layer or layers of Earth?
a)
crust only
b)
mantle only
c)
crust and mantle
d)
mantle and core
11.
If we compare the temperature and pressure of Earth's mantle to the core, what differences can we expect as we move downward into Earth?
a)
Both temperature and pressure increase.
b)
Both temperature and pressure decrease.
c)
Temperature decreases and pressure increases.
d)
Temperature increases and pressure decreases.
12.
Which layer of Earth is LIQUID?
a)
upper mantle
b)
lower mantle
c)
outer core
d)
inner core
13.
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
14.
The Moho forms a boundary between which two layers of Earth?
a)
lithosphere and asthenosphere
b)
crust and mantle
c)
upper mantle and lower mantle
d)
outer core and lower mantle
15.
Which layer of Earth is the thinnest?
a)
crust
b)
mantle
c)
outer core
d)
inner core
16.
Earth's oceanic crust is ______ than continental crust.
a)
thinner but denser
b)
thicker and denser
c)
thicker but less dense
d)
thinner and less dense
17.
In Earth's crust, what type of rock is found under the oceans?
a)
only granite
b)
only basalt
c)
granite on top; basalt underneath
d)
basalt on top; granite underneath
18.
Which layer of Earth is made up partly of crust and partly of mantle material?
a)
asthenosphere
b)
crust
c)
lithosphere
d)
mantle
19.
Geologists' main evidence about the structure of Earth's interior comes from
a)
temperature measurements in deep mines
b)
observations of other planets
c)
exploration of caves
d)
rock samples and seismic waves
20.
The soft layer of the mantle on which pieces of lithosphere move is called
a)
mesosphere
b)
lithosphere
c)
asthenosphere
d)
outer core
21.
Earth's solid inner core is surrounded by the hot, molten metal of which layer?
a)
lithosphere
b)
outer core
c)
crust
d)
mantle
22.
The asthenosphere is part of which layer of Earth?
a)
crust
b)
mantle
c)
outer core
d)
inner core
23.
Pressure increases with depth toward the center of Earth. In which layer would you expect pressure to be the greatest?
a)
crust
b)
mantle
c)
outer core
d)
inner core
24.
Which layer of Earth is made up of tectonic plates?
a)
outer core
b)
inner core
c)
asthenosphere
d)
lithosphere
25.
Continental crust is made of
a)
granite
b)
basalt
c)
water
d)
sandstone
26.
Name the three types of heat transfer.
a)
conduction, convection, radiation
b)
lithosphere, conduction, x-rays
c)
ROY G BIV
d)
waves, sunlight, heat
27.
What is the difference between the inner and outer core?
a)
The outer core is liquid, the inner core is solid.
b)
The inner core is liquid and the outer core is solid.
c)
The outer core is made of nickel and the inner core is made of iron.
d)
The outer core is hotter than the inner core.
28.
Why have geologists not reached the mantle?
a)
It is too hot for humans to go there.
b)
It is too smelly for humans to go there.
c)
It doesn't have Wi-Fi so none of their instruments work.
d)
Scientists have not figured out how to time travel.
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