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Author Question: Why is the molten metallic core of Earth necessary for life to exist? What will be an ideal ... (Read 65 times)

melly21297

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on: Jul 15, 2018
Why is the molten metallic core of Earth necessary for life to exist?
 
  What will be an ideal response?

Question 2

The flowering plants that developed during the Cenozoic were gymnosperms.
 
  Indicate whether this statement is true or false.


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cadimas

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Reply #1 on: Jul 15, 2018
Answer to Question 1

Answer: Molten iron convects in the core, which generates the magnetic field of the planet. The magnetic field protects Earth from lethal cosmic rays.

Answer to Question 2

Answer: FALSE


melly21297

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Reply 2 on: Jul 15, 2018
Gracias!

dawsa925

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Reply 3 on: Yesterday
Excellent

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