What is the abstract noun of brute?

Were the Lincoln-Douglas debates important? What line goes around the globe like a belt? How are mass and inertia related? What is the atomic mass of ekasilicon? What gases such as co2 and water vapor absord the sun radiation and reflect it back to earth's surface? Why cant a hydronium ion accept a proton? Small pieces of rock moving through space enter Earth's atmosphere and burn up they are called what? What is the plural form of atria? Does competition involve abiotic factors? Who is the Roman god of the sea? What dissolve sugars faster vinegar or soda? What moon phase was it last night in port Huron Michigan last night? What must happen when concerntrated gradient are eliminated? How does the deposition of rock materials produce layers of sedimentary rock over time? How much meters is Britain to the ring of fire? Why does reducing solute particle size increase the speed at which the solute dissolves water? Is string beans a mixture or a pure substance? What is the equation to get work? What is the nearest star other than sun? What is the energy required to go from liqiud to gas called?