Earth's Interior Question Preview (ID: 45830)
Earth's Interior.
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What is the deepest holes ever drilled into the Earth?
a) 8 miles
b) 80 miles
c) 1000 miles
d) 2 miles
What is the deepest mine that has been excavate on Earth?
a) 2 miles
b) 8 miles
c) 100 miles
d) 50 miles
Which of the has not helped understand the interior of the Earth?
a) measuring the depth of the oceans around the world
b) studying various rocks from around the world
c) drilling for rock samples
d) seismic waves
Which is not a main layer of the Earth?
a) atmosphere
b) crust
c) mantle
d) core
What is the main difference between the crust, mantle and core?
a) what the layers are made of
b) The temperature of the layers
c) The density of the layers
d) The color of the layers
What happens to the pressure and temperature of the Earth as you descend down towards the core?
a) Both increase.
b) Both decrease.
c) Temperature increase and pressure decreases.
d) Temperature decreases and pressure increase.
How thick is the Earth from the core to the crust?
a) 4000 miles
b) 25,000 miles
c) 10,000 miles
d) It keeps changing all the time
What is the special name that Geologist have given to the crust and the upper part of the mantle?
a) lithosphere
b) asthenosphere
c) atmosphere
d) inner core
The core is mostly made up of ....
a) iron and nickel
b) hydrogen and helium
c) water
d) rock
Most of the continental crust is made up of this type of rock.
a) granite
b) basalt
c) sandstone
d) limestone
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