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WorksheetsLayers of the Earth TEST (new)
Total questions: 73
Worksheet time: 56mins
Which layer of Earth is the thickest layer?
the inner core
the crust
the mantle
the outer core
Which layer of Earth is made mostly of metal (iron and nickel)?
crust
mantle and core
core
mantle
Earth's crust is the thickest layer.
True
False
Earth's crust is the least dense layer.
True
False
The name of the innermost layer is
the crust
the mantle
the outer core
the inner core
The outer core is mainly composed of
solid iron and nickel
liquid iron and nickel
semi-solid magma
granite and basalt
Which is the correct order of the Earth's layers?
Outer most layer first.
Crust, Outer Core, Mantle, Inner Core
Crust, Mantle, Outer Core, Inner Core
Inner core, Outer core, Mantle, Crust
As you move deeper into the Earth's core, the temperature is:
cooler
hotter
What is your name?
First and Last
Watch this video.
I would like to visit a live volcano!
These people are nuts!
Unsure if I would go, maybe.
Which layer is shown in red?
crust
mantle
outer core
inner core
Which layer is made of "flowing" solid rock (think clay or pudding)?
crust
mantle
outer core
inner core
How have scientists been able to infer the internal structure of Earth without being able to directly observe inside the Earth?
Scientists analyze how earthquake waves move throught Earth's interior.
Scientists use satellite radar and sonar technologies to map Earth's internal layers.
Scientists make educated guesses about Earth's internal structure based on previous hypothesis.
Scientists study different types of rocks from many different locations on Earth's surface.
The definition of a "mantle" is ...
A layer molten lava
The layer of rock that forms Earth's outer surface.
The layer of hot, solid material between the Earth's crust and core.
The outermost layer of the Earth's crust.
True or false. The Earth is made up of multiple layers.
True
False
This layer is made of soil and rocks.
Crust
Mantle
Core
The layer made of iron and nickel.
Crust
Mantle
Core
This layer is made of hot flowing rock (magma).
Crust
Mantle
Core
All known life exist on this layer.
inner core
mantle
core
crust
This layer makes up 84% of Earth's volume.
(a)
Read the definition and choose the correct word.
The name of the planet that we live on.
Earth
Oxygen
Temperature
Space
What is the correct order (starting from the surface) of Earth's layers?
crust, outer core, inner core, mantle
mantle, outer core, inner core, crust
crust, mantle, outer core, inner core
outer core, inner core, crust, mantle
What happens to pressure as we move from the crust to the inner core?
Pressure Decreases
Pressure Increases
Nothing
From which layer of the earth does lava come from?
Crust
Mantle
Outer Core
Inner Core
Which layer of the earth creates the earth's magnetic field?
Crust
Mantle
Outer Core
Inner Core
What property of matter has caused the layers of the earth to be ordered in the way they are?
Mass
Density
Weight
Volume
Identify the layer of the earth labeled # 6
crust
mantle
outer core
inner core
Which layer can have a temperature of 5,000 degrees Celsius?
crust
mantle
outer core
inner core
This type of rock forms when layers of sediment are "glued" together by dissolved minerals.
Igneous rock
Metamorphic rock
Sedimentary rock
Hard rock
This type of rock forms when existing rock is changed to new rock by extreme heat and pressure.
Igneous rock
Metamorphic rock
Sedimentary rock
Hard rock
This type of rock forms when molten (melted) rock from beneath Earth's surface cools and hardens.
Igneous rock
Metamorphic rock
Sedimentary rock
Hard rock
Ricky is working on a class assignment of building a model of the Earth. While building the model, which layer should he make the thinnest layer?
inner core
outer core
mantle
crust
If a planet has a liquid core,then the "S" waves _______.
slow down when they travel through the core.
are unable to pass through the core
The thickness of the mantle is ____________ .
5 - 80 km
almost 3,000 km
almost 3,480 km
Jake was explaining the thickness of the different layers of the Earth to his sister. He said that it is comparable to that of the eggshell on a hard-boiled egg. Which layer is Jake talking about?
crust
mantle
inner core
outercore
Two thirds of the Earth’s mass is in this layer.
Crust
Mantle
Core
Which material is similar to the mantle?
Thick liquid
liquid lava
Solid rock
Putty (like a solid and liquid)
Which of the following is TRUE of Earth's layers?
Layers decrease in temperature as you go toward the center.
Layers increase in weight as you move outward from the center.
Layers increase in density as you move towards the center.
Layers decrease in density as you move towards the center.
Which of the following is TRUE?
A. A ship can float because it is less dense than the water.
B. A rock will sink because it is more dense than water.
C. A leaf will float because it is more dense than water.
D. Both A and B
Emily says that the Earth is composed primarily of rock
Rob says that the Earth is composed primarily of water
Gaven says that the Earth is composed primarily of lava
Who is correct?
none
Gaven
Rob
Emily
Emily & Rob
Two students are debating in class:
Ireland says that 3/4 of the Earth is covered by a relatively thin layer of water
Caiden says that 75% of the Earth is covered by mostly deep oceans.
Who is correct?
Ireland
Caiden
neither of them
both of them
Brandon and Angelina are learning about the layers of Earth. Their teacher has asked them to label the provided diagram. What letter in the diagram identifies the layer that is composed of moving continental and oceanic plates?
Layer A
Layer B
Layer C
Layer D
The layers of Earth can be classified by their thickness, composition, and state. Which of Earth’s layers is best described as a molten state of medium density made up of mostly silicon and oxygen?
Crust
Outer core
Mantle
Inner core
Where do the high temperatures of the Earth's inner core come from?
From the leftover heat of Earth's formation, gravity and radioactive decay.
From the gravitational forces around Earth and the Sun.
From the Sun and the moon.
From the leftover heat of Earth's formation, the moon's gravity field and the Sun.
Even though the inner core is very hot, the elements do not _________________ , and remain in a ________________ state.
freeze, solid
melt, liquid
crumble, solid
melt, solid
Which layer is softened rock?
Crust
Lower Mantle
Inner Core
Outer Core
Which of the following increases as depth increases into the Earth? (choose all that apply). Hint: There are three answers.
time
Pressure
temperature
density
Imagine you could drill a hole all the way to the center of the Earth. Assuming that you drill the same speed the entire way, which layer would take the longest to drill through?
Crust
Mantle
Outer Core
Inner Core
Which layer is the HOTTEST?
Crust
Mantle
Outer Core
Inner Core
Which layer is broken up into large sections called tectonic plates?
Crust
Mantle
Outer Core
Inner Core
Which is the widest layer of the Earth?
Crust
Mantle
Outer Core
Inner Core
How wide is the Mantle?
60 km
1,500 km
2,900 km
3,300 km
Which layers are composed of Nickel (Ni) and Iron (Fe)?
Crust
Mantle
Outer Core
Inner Core
The asthenosphere sits directly below which layer?
Crust
Lithosphere
Mantle
Outer Core
What is the temperature of the inner core?
2,500 degree
3,500 degrees
4,500 degrees
5,500 degrees
About what amount of the Earth's surface is covered by water?
1/2, 50%
4/7, 57%
3/4, 75%
6/7, 86%
Reorder the layers of Earth, from the coolest (left) to the hottest (right).
Match the Layer # with the correct properties.
200-400 C°, solid rock, mostly igneous
Layer 1
500-4,000 C°, molten rock, magma
Layer 2
4,400-6,100 C°, liquid nickel & iron
Layer 3
5,000-7,000 C°, solid nickel & iron
Layer 4
