What is predicting in scince?

Why is it a waste of energy to apply more heat on water that is already boiling? What is the 50 BMG's Muzzle velocity? Is jute an insulator or conductor? Does the quality of the ball effect how high it bounces? What are all units for velocity? Why do egg float on oil? What are the forces acting on a person when they sit in a chair? What patterns or images could best be described by a translation? What distance does electromagnetic radiation travel in 10.5fs? Why did john loud make the first pen? Is heat energy another way of saying thermal energy? What are the parts of triple beam balance and its function? What would happen if an object was less dense than water? What are the size direction arrangement appearance or quality of wood fibers known as? Why does a meniscus occur? For every action force there is a What? What area of physics deals with the behavior of subatomic particles? Ten seconds after starting from rest a free falling oblect speed ms? How does electric shielding work? What is the type of jet that is faster than a speeding bullet?

What is predicting in scince?