Can you produce sound without utillizing energy ?

How can one produce sound?

Which of the of following animal can successfully reproduce without utilizing the process of mitosis?

Can a body have energy without having momentum. Can a body have momentum without having energy ? Explain .

Can acceleration be produced without doing any work?

Can you find the mass of sun without weighing?

Assertion : A perpetual machine can produce work continuously without consuming energy. Reason : Energy can be converted from one form to another.

A tuning fork producing sound will stop producing sound when you touch it.

A musician recognizes the musical instrument by hearing the sound produced by it, even without seeing the instrument. Which characteristic of sound makes this possible ?