wh questions

how

expalanation

Example:
How is your day

who

people

Example:
Who helped you with the homework

what

action

Example:
What are you doing

genral

Example:
what is the time?

things

Example:
what is your favourite book

when

time/date

Example:
When is your birthday

where

place

Example:
Where is you house

why

reason

Example:
Why are you feeling sad?