first and foremost you have to understand that the world only has so much stuff in it, because of this there are cycles that the world goes through in which it things are created and then destroyed. this is evident in events like volcanic eruptions, where the environment is destroyed but in that process new fertil soil is created so that the environment can once again florish.
No the earths core is not a cause of globel worming
The earths magnetic field results from deep in the earths core. Magnetic conduction from within the earths core is believed to be the cause of this.
Earth's core
The molten iron and medals inside the earths core are the reasons for the earths magnetic core.
no it is not true. there is solid iron and nickel in the Earths core
The core is 33% of the Earths mass
Earths core
You are already closer to the earths core than you will ever be able to get to the sun
Yes.
The earths inner core is thought to be approximately 5778 K (5505 °C)
the inner part of earths core
Yes earths inner core is a dense ball of metal earths outer core is a layer of molten (melted) metal