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WorksheetsLayers of the Earth
Total questions: 25
Worksheet time: 25mins
Earth is made of different layers that have varying characteristics. Which is the thickest layer?
the mantle
the crust
the inner core
the outer core
Which layer of Earth is the thinnest?
mantle
inner core
outer core
crust
Due to extreme pressure, the inner core of Earth is
gas
liquid
plasma
solid
A student is making a model of the Earth. He will use the following colors of clay:
blue-crust
brown-mantle
yellow-outer core
red-inner core
Using the information below, what color clay will the student use the most?
Crust - 8 kilometers
Mantle - 3,000 kilometers
Outer Core - 2,500 kilometers
Inner Core - 1,000 kilometers
crust
outer core
inner core
mantle
What layer of the Earth is labeled B?
inner core
outer core
mantle
crust
Label the layers of the Earth
Center
Atmosphere
Crust
Mantle
Core
Sky
What layer of the Earth is labeled A?
inner core
outer core
mantle
crust
What layer of the Earth is labeled C?
inner core
outer core
mantle
crust
What layer of the Earth is labeled D?
inner core
outer core
mantle
crust
What kind of material makes up the Mantle?
solid rock
solid iron and nickel
liquid iron and nickel
magma
In what layer of the Earth do people live?
Outer Core
Mantle
Inner Core
Crust
What two things increase the deeper you travel inside the Earth?
pressure and water
oxygen and pressure
temperature and pressure
ice and pressure
Which layer of the Earth is the largest and composed of hot, semi-solid rock?
Inner core
Outer core
Mantle
Crust
What is the thinnest layer of the Earth, composed of rocky material?
Inner core
Outer core
Mantle
Crust
Which layer of the Earth is believed to be the least dense, as it rose to the top when the Earth cooled?
Outer core
Inner core
Mantle
Crust
Which layer of the Earth is primarily composed of iron and nickel and is in a liquid state?
Crust
Mantle
Outer Core
Inner Core
What is the primary reason for the movement of tectonic plates on the Earth's surface?
Gravitational pull from the moon
Convection currents in the mantle
Magnetic forces from the core
Wind erosion
Which layer of the Earth is responsible for generating the planet's magnetic field?
Crust
Mantle
Outer Core
Inner Core
In which layer of the Earth do seismic waves travel the fastest?
Crust
Mantle
Outer Core
Inner Core
What is the main component of the Earth's crust?
Silicon and oxygen
Iron and nickel
Magnesium and iron
Carbon and hydrogen
Which layer of the Earth is known for its plasticity, allowing it to flow slowly over time?
Crust
Mantle
Outer Core
Inner Core
How does the temperature change as you move from the crust to the inner core?
It decreases
It remains constant
It increases
It fluctuates
Which layer of the Earth is solid despite having temperatures similar to the surface of the sun?
Crust
Mantle
Outer Core
Inner Core
What is the approximate thickness of the Earth's crust?
5-70 km
100-200 km
500-1000 km
2000-3000 km
Which layer of the Earth is directly involved in the process of plate tectonics?
Crust
Mantle
Outer Core
Inner Core
