Speech refers to the act of communicating verbally, using spoken language.
Homework is a form of academic work.
It's possible you might be thinking of a specific type of speech assignment related to homework, such as a:
* Oral presentation on a homework topic
* Class discussion about a homework assignment
* Debates related to homework material
If you could provide more context or details about what you are specifically referring to, I could give you a more accurate answer.