Plate Tectonics and Volcanoes

What are the three main layers of the Earth mentioned in the passage?

• Crust, Mantle, Core

• Crust, Lithosphere, Core

• Mantle, Core, Atmosphere

• Crust, Mantle, Atmosphere

Which layer of the Earth is responsible for generating the Earth's magnetic field?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the primary composition of the Earth's crust?

• Iron and Nickel

• Silicate materials

• Carbon and Hydrogen

• Magnesium and Iron

What is the temperature range of the Earth's mantle as mentioned in the passage?

• 0°C to 1,000°C

• 1,000°C to 3,700°C

• 3,700°C to 5,700°C

• 4,500°C to 5,700°C

What geological phenomena are caused by the movement of tectonic plates?

• Earthquakes and volcanic eruptions

• Hurricanes and tornadoes

• Tsunamis and floods

• Erosion and sedimentation

1. Which layer of the Earth accounts for about 84% of its volume and is composed mainly of silicate minerals rich in iron and magnesium?

• The Inner Core

• The Crust

• The Outer Core

• The Mantle

1. What is the temperature range of the mantle, starting from the crust to its boundary with the core?

• 0°C to 1,000°C

• 4,500°C to 5,500°C

• 1,000°C to 3,700°C

• 3,700°C to 4,500°C

Label the diagram.

d

c

e

f

b

a

crust

outer core

asthenosphere

lithosphere

mantle

inner core

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

The physical layer of Earth made of solid rock and soil is called the ___________. 

• mesosphere
• lithosphere
• asthenosphere
• mantle