Earth 8?

Card	Earth 8
Set	Planets
Edition	Puzzle
Book value	Est. 8 to 20 Credits once graded
Checklist	45 / 90
Rarity	Common
Owned	1

Earth, piece 8 of 9

Deep inside Earth is a solid iron core surrounded by liquid metal, and its motion produces the magnetic field. That field shields us from the solar wind and makes compasses work.