Title: Mosaic.
Question: What was the name of the mosaic technique that used larger tesserae?

Title: Memory.
Question: How does long term memory encode information?

Title: Mammal.
Question: To be able to maintain a constant body temperature, what do mammals need to maintain?

Title: Queen Victoria.
Question:
How many guests attented a ball at the Palace of Versaille with Napoleon III and the royal couple in attendence?