Nitrogen is the most abundant element in Earth's atmosphere forming approximately 78 % of the total volume.
Oxygen is the most abundant element in Earth's lithosphere, comprising about 45% of its mass.
The second most abundant element in the Earth's crust is silicon, comprising 27.8% of the crust by mass.
the carbon source from photosynthesis is CO2 in the atmsphere. Carbon is the second most abundant element in living matter.
silicon
Aluminum 7.5 to 8.1%
Siliconsilicon at 28%silicon!
That would be silicon, or SiO2
The fifth most abundant element in the Earth's crust is potassium. It makes up about 2.6% of the Earth's crust by weight.
silicon.
It makes up the majority of the molten core of the earth.
Oxygen is the most abundant element in the earth's crust and is not in the boron family. Aluminum is in the boron family and is the third most abundant element in the earth's crust. Refer to the related link for a list of the 10 most abundant elements in the earth's crust and their percentages.
Oxygen is the most abundant element in the earth's crust and is not in the boron family. Aluminum is in the boron family and is the third most abundant element in the earth's crust. Refer to the related link for a list of the 10 most abundant elements in the earth's crust and their percentages.