Nhich statement best describes why the value of the car is a function of the number of years since it was Durchased?
O Each car value, y, is associated with exactly one time, t.
O Each time, t, is associated with exactly one car value, y.
O The rate at which the car decreases in value is not constant.
There is no time, t, at which the value of the car is 0

r=rho l/a where a is the area, l is the length and rho is resistivity so the greater the area the lesser the resistance thats why the earth pin is thicker bcos current follow the shortest path, so less resistive .

the entire statement is true and correct.  

there's no diagram, nothing is illustrated, and no question is asked.

there are no contact forces mentioned on the list of choices that you've provided.