What is a real life example of charging by conduction

What’s #16 asking me and how do i solve it?

Aplane flying horizontally at an altitude of 1 mile and a speed of of 500mih passes directly over a radar station. find the rate at which the distance from the plane to the station is increasing when it is 2mi away from the station.

Astudent pushes a 60-n block across the floor for a distance of 10 m. how much work was done to move the block