select all the correct answers. which two layers of earth are mainly composed of metallic elements such as…

select all the correct answers. which two layers of earth are mainly composed of metallic elements such as nickel and iron, which are abundant in meteoroids and comets? inner core outer core lower mantle upper mantle crust
Answer
Answer:
- inner core
- outer core
Brief Explanation:
The inner and outer cores of Earth are mainly composed of iron - nickel alloys, similar to the composition of many meteoroids and comets. The mantle and crust have different compositions with less metallic content compared to the cores.