Answer:
Earth's outer core is a fluid layer about 2,400 km thick
Explanation:
composed of mostly iron and nickel that lies above Earth's solid inner core and below its mantle. Its outer boundary lies 2,890 km beneath Earth's surface
A biodiversity
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A Personal Issue is an issue that is then of an individual or also in a relationship causing then a potential conflict or concern. If this will not be resolve or if nothing will be done then it can lead to a big problem then.
