Whatâs Eating You? Chronic stomach pain isnât fun â I used to be a chronic overeater, and it was tough to teach myself to put the fork down when I started to feel full. Once I got a handle on my overeating, I still suffered from stomach pain.
A layer of the upper mantle that flows due to heat currents moving through solid rock. Outer Core. the liquid layer made up of hot liquid iron and nickel that surrounds the inner core. Inner Core. a dense ball of solid metal that is the hottest and densest layer of the Earth.
What two metals are found in the inner and outer cores? Iron and nickel compose the bulk of the inner and outer core of the Earth. The bulk of the inner and outer cores, around 80%, are composed of iron. A substantial amount, aroun â¦ d 10%, is composed of nickel, and the remainder is a mixture of other elements.