Can someone help me please

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas

Ajet plane is speeding down the runway during takeoff. air resistance is not negligible. identify the forces on the jet.

Suppose you mix one mole of sulfuric acid (h2so4) with 1 mole of sodium hydroxide(naoh). why does the ph of the solution remain below 7? ( explain so i can get better understanding! )