The sun!
solid, liquid and gas are the three states of a substance essential for life on earth.
It is where life began on Earth. It is the majority substance in life on Earth.
It is where life began on Earth. It is the majority substance in life on Earth.
protons
no, in fact they are necessary for life.
Figure it out yourself
NASA is important to life. It has all the necessary data for sustaining life.
damien because he is a stupid American
water, air and blood
The conditions here on Earth, of course!
It exists in nature as a solid, liquid and gas; it freezes from the top (thus leaving the deep waters of rivers and lakes liquid); it dissolves virtually every other substance on Earth, including those necessary for plant and animal life.
carbohydrates