"A person commits the offense of intimidation when, with the purpose to cause another to perform or to omit the performance of any act, the person communicates to another, under circumstances that reasonably tend to produce a fear that it will be carried out, a threat to perform without lawful authority any of the acts of: (a)inflict physical harm on the person threatened or any other person; (b) subject any person to physical confinement or restraint; or (c) commit any felony. A person commits the offense of intimidation if the person knowingly communicates a threat or false report of a pending fire, explosion, or disaster that would endanger life or property."