A Demonstrative Speech is a type of Informative Speech that shows the audience how to perform a task.
A Humorous Speech is a type of Persuasive Speech that uses humor to convince the audience to agree with the speaker's argument.
The purpose of writing an Informative Speech is to "An informative speech is one that one that intends to educate the audience on a particular topic... This type of speech uses descriptions, demonstrations, vivid detail, and definitions to explain a subject, person, or place the audience wants to understand".
The purpose of writing a Persuasive Speech is to "persuade, or convince the listeners, of the validity of the speaker's argument. This might involve persuading someone to change their opinion or at the very least take into account some elements that have not really been considered before" (Famous Speeches and Speech Topics, 2015).
*Adapted from MySpeechClass.com
A Policy Speech is a type of Persuasive Speech that discusses "some area of public policy. The subject can be an existing public policy, along with the speaker’s statements either supporting or negating the policy. The topic may also be a proposed policy which the speaker believes will not solve the problem. Finally, the speech may concern a public problem and the speaker’s own ideas on how it could best be solved" (My Speech Class).
A Current Events Speech is a type of Informative Speech that informs the audience about an event that is occurring in the world today.