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Which layer of the Earth is responsible for volcanic activity? (2023)

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Question: Which layer of the Earth is responsible for volcanic activity? (2023)

Options:

  1. Crust
  2. Mantle
  3. Outer Core
  4. Inner Core

Correct Answer: Mantle

Exam Year: 2023

Solution:

The mantle is responsible for volcanic activity as it contains magma that can rise to the surface through the crust.

Which layer of the Earth is responsible for volcanic activity? (2023)

Practice Questions

Q1
Which layer of the Earth is responsible for volcanic activity? (2023)
  1. Crust
  2. Mantle
  3. Outer Core
  4. Inner Core

Questions & Step-by-Step Solutions

Which layer of the Earth is responsible for volcanic activity? (2023)
  • Step 1: Understand that the Earth has different layers: the crust, mantle, outer core, and inner core.
  • Step 2: Identify that the mantle is the layer located just below the crust.
  • Step 3: Learn that the mantle contains hot, molten rock called magma.
  • Step 4: Recognize that when magma rises from the mantle, it can break through the crust.
  • Step 5: Conclude that this process of magma reaching the surface causes volcanic activity.
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