Answer:
One similarity between Sci-Fi and Opera is that both include storytelling
Two differences between Sci-Fi and Opera are
1. Sci-Fi is usually more science based while Opera is more romantic/emotion based
2. Opera includes dramatic emotional songs while Sci-Fi usually doesn't
Explanation:
Answer: Floor plan
Explanation: Because a floor plan is a building plan.
One example of monophonic music from the middle ages is the Gregorian Chant! It's a central tradition of Western plainchant, and was used by the Roman Catholic Church.