“Where” questions are a type of grammatical construction in the English language that are used to ask about the location or place where something happens or is. They are formed by using the adverb “where” and adding the subject of the sentence and the main verb. For example: “Where do you live?”, “Where is the nearest gas station?”, “Where did you find that?”. These questions are asking about the location or place where something happens or is. They can also be used to ask about the source of something, for example “Where did you hear that?” or “Where did you get that information?”.