happen, basin, raisin, etc...
Cooking Rusting Metabolism Etc Etc...
You need to be a little more descriptive than that. When did it happen? How did it happen? Does the car do anything when you try to start it (noises etc)?
In mountains,ocean cost line,etc.
Houses, heavily populated areas, etc
often when they change environment, careless etc...
Possibly an unknown war (they happen frequently/3rd world/ etc. etc.). WWI ended in 1918.
Nothing will happen. It will continue to be a bell, its metallic composition will not change, nor will its shape, colour, etc.
No, it is a noun. A verb is a word that describes either an action (walk, run, etc), an occurance (become, happen, etc) or state of being (stand, exist, etc).
Pretty much the same reasons things happen every year. Birthdays, deaths, marriages, births, seasons, etc.
Erosion is the process by which the surface of the earth is worn away by the action of water,wind, etc. Erosion happens mostly on mountains.
In ocean coast lines, water falls ,etc.