Question

A question is a way of asking for information. When we ask a question, we are looking for an answer to something we want to know. Questions are very important in everyday life because they help us understand the world around us and communicate with others.

There are different kinds of questions. For example, some questions can be answered with a simple "yes" or "no," like "Is this a polar question?" These are called polar questions. Other questions give you a few choices to pick from, such as "Is this a polar question, or an alternative question?" These are called alternative questions. Then there are questions that let you give a full answer, like "What kind of question is this?" These are called open questions.

Questions are studied a lot in linguistics and the philosophy of language. They help us understand how people share and find information when they talk to each other.

Definitions

A question is a way to ask for information. It can be understood in three different ways.

First, a question can point to possible answers. This is called the meaning level.

Next, a question is a type of speaking that tries to get information from someone. This is about how we use language.

Finally, questions often follow special grammar rules, like flipping the order of words in English. This is about the structure of language.

Sometimes, a sentence might act like a question even if it doesn’t look exactly like one. This is called an indirect way of speaking.

Uses

Questions are mainly used to get information from someone. When we ask a question, we show what we want to know.

Sometimes, a question is asked even though the person already knows the answer. For example, a teacher might ask, "What is the capital of Australia?" to see if a student knows the answer.

Questions can also be used to ask for instructions instead of facts. For example, someone might ask, "When should I open your gift?" and the answer could be, "Open it now."

Questions can also be used in indirect ways. For example, instead of saying, "Pass the salt," someone might ask, "Would you pass the salt?" which sounds more polite.

Sometimes people ask questions for effect, not because they need an answer. For example, someone might say, "Has he lost his mind?" or "Why have I brought you all here? Let me explain..." These are called rhetorical questions.

Loaded questions, like "Have you stopped beating your wife?" can be used to make someone feel uncomfortable, because any answer they give might imply something they did not want to admit.

Semantic classification

Questions can be grouped based on the kinds of answers they can have. An open question, like "What is your name?", can have many different answers. A closed question has only a few possible answers. Closed questions can be yes-no questions, such as "Are you hungry?", or alternative questions, like "Do you want jam or marmalade?"

Yes-no questions ask if something is true and can usually be answered with "yes" or "no". Examples include "Do you take sugar?" and "Should they be believed?"

Alternative questions give two or more choices and expect one of them as the answer. For example, "Are you supporting England, Ireland or Wales?" expects an answer like "England," "Ireland," or "Wales." In English, alternative questions and yes-no questions can look the same, but we understand them differently based on context and how they are said.

Open questions, such as "Where should we go for lunch?", can have many different answers. In English, these questions often start with words like "when," "who," or "what."

Question formation

Questions can be shown using word order, special words, and how we say them. Some languages use special words to ask questions, like "what" or "when" in English. In English, we often switch the order of words to make a question, like saying "Does Sam read the newspaper?" instead of "Sam reads the newspaper."

Open questions use words like "what" or "where" to ask for specific information. For example, "Which shoes should I wear to the party?" shows this. Some languages put these special words at the start of the sentence.

Yes-or-no questions, called polar questions, can be shown in different ways. English uses word order, while other languages might use special endings or words. For example, in Japanese, there's a word "ka" that shows a question.

We also use rising tones at the end of questions in speaking, like going up in pitch when asking "You're not using this?" Some places, like Southern California or New Zealand, often use this rising tone in many sentences, but it doesn't always mean they're asking a question.

Questions can also ask for confirmation, like saying "You're John, aren't you?" to check if something is true.

Responses and answers

See also: Yes–no question § Answers, and Answer ellipsis

When someone asks a question, the reply can be called a response. For example, if someone asks, "Is Alice ready to leave?" there are many ways to answer:

• "Yes."
• "She's ready."
• "No, she's not."

Some responses don’t say "yes" or "no" directly, like:

• "I don't know."
• "Why do you ask?"
• "She might be."

Other responses might hint at an answer without giving a clear yes or no, like:

• "She's still looking for her wallet."
• "She wasn’t expecting you before 5 o’clock."
• "I'll let you know when she's ready."

Some questions are tricky because they include a negative word, like "Shouldn't you be working?" These can be confusing because the answer might not seem to match what was asked. For example, if you don’t have a passport, both "Do you have a passport?" and "Don't you have a passport?" are answered with "No." Different languages have special ways to answer these kinds of questions clearly.

Indirect questions

Besides direct questions like Where are my keys?, there are also indirect questions, such as where my keys are. These are used in sentences like "I wonder where my keys are" and "Ask him where my keys are." Indirect questions don't always follow the same grammar rules as direct questions. For example, in English, indirect questions are formed without flipping the subject and verb order (compare "where are they?" to "(I wonder) where they are"). Indirect questions can also change in tense and other ways that apply to indirect speech.

Main article: indirect questions
Main articles: subordinate clauses, tense, indirect speech

Learning

Questions are important in learning, from the very beginning to advanced research. In science, a question often starts an investigation, helping us move from observing something to forming a hypothesis. Students at any age use questions to understand topics better, and learning to create good questions is a key part of inquiry-based education.

Teachers may use a method called the Socratic method, where they ask questions to guide students toward the right answers without just telling them. This also helps students learn to think logically. Questions are also commonly used in exams to check how much students have learned.

Main article: scientific method
Main articles: inquiry education, Socratic method
Further information: exams

Origins

Some trained apes like Kanzi, Washoe, and Sarah learned to understand and answer complex questions, including using words like "who," "what," and "where." However, they did not learn to ask questions on their own. Researchers David and Anne Premack noted that while Sarah could understand questions, she never asked any, unlike young children who often ask many questions.

The ability to ask questions is often linked to understanding sentence structures. It is believed that humans start asking questions very early in life, even before they can form full sentences, using special tones of voice to show they have a question.