gregory_herrera
gregory_herrera 6d ago β€’ 10 views

layers of the Earth Grade 8 worksheets

Hey there! πŸ‘‹ Learning about the Earth's layers can be super interesting! Think of it like a giant onion πŸ§…, but instead of making you cry, it teaches you about our planet! Here's a worksheet to help you understand it better. Good luck! πŸ‘
βš›οΈ Physics

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πŸ“š Topic Summary

The Earth is composed of several layers: the crust, mantle, outer core, and inner core. The crust is the outermost solid layer, divided into oceanic and continental crust. Below the crust lies the mantle, a semi-molten layer. The outer core is liquid, while the inner core is solid due to immense pressure. Understanding these layers helps us comprehend geological phenomena like earthquakes and volcanic activity.

🌍 Part A: Vocabulary

Match the following terms with their definitions:

  1. Crust: The Earth's outermost solid layer.
  2. Mantle: A semi-molten layer beneath the crust.
  3. Outer Core: A liquid layer beneath the mantle.
  4. Inner Core: A solid layer at the Earth's center.
  5. Lithosphere: The rigid outer layer comprising the crust and upper mantle.
Term Definition
1. Crust A. A semi-molten layer beneath the crust.
2. Mantle B. The solid layer at the Earth's center.
3. Outer Core C. The rigid outer layer comprising the crust and upper mantle.
4. Inner Core D. The Earth's outermost solid layer.
5. Lithosphere E. A liquid layer beneath the mantle.

πŸ“ Part B: Fill in the Blanks

Complete the following paragraph using the words provided: Crust, Mantle, Outer Core, Inner Core, Lithosphere.

The Earth's outermost layer is the __________. Below it lies the __________, a semi-molten layer. The __________ is liquid and surrounds the solid __________. The __________ includes the crust and the uppermost part of the mantle.

πŸ€” Part C: Critical Thinking

If the Earth's outer core were to solidify, how might this affect the Earth's magnetic field and life on Earth?

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