Wh-questions begin with what, when, where, who, whom, which, whose, why and how. We use them to ask for information. The answer cannot be yes or no:
A:When do you finish college?
B:Next year.
A:Who is your favourite actor?
B:George Clooney for sure!
<a href="https://youtu.be/DE6kQvEWGmY">Click here to watch video on WH words</a>