What is the earth mostly made up of
- What is the earth's atmosphere mostly made up of
- What is the earth's crust mostly made up of
- What is the earth's core mostly made up of
- The earth's mantle is made up of mostly
- What gas is the earth mostly made up of
- What is the earth's inner core mostly made up of
- What layer of the earth is mostly made up of magma
- Is earth mostly made up of water
- What 2 elements is earth's atmosphere mostly made up of
- What layer of the earth is made up of mostly iron and nickel
- What layer of the earth is made up of mostly silicon and oxygen
- What part of the earth is made up of mostly solid hot soft rock
- What layer of the earth is made up of mostly liquid iron and nickel
- What layer of the earth is made up of mostly solid iron and nickel
- What layer of the earth is made up mostly of basalt and granite