Answer:
1.The number of sodas you get from a vending machine based on how much money you put in.
2.The quantity of carbon that remains in a fossil after a long period of time.
3.The speed of an object in freefall after being dropped for a certain amount of time, eliminating air resistance.
4.A human's size at a specific point in their life.
furthermore the brightness of a lamp as the damper switch is slid.