Problem: What is a device that allows electric current to pass through it in one direction only, used for converting AC to DC?
Answer: rectifier

Problem: The Blue Fairy is a character in which Disney classic?
Answer: pinocchio

Problem: What is the name of the densely forested moon inhabited by the Na'vi in the 2009 film 'Avatar'?
Answer: pandora

Problem: What was the name of 'The Little Mermaid' in the Disney film of the same name?
Answer:
ariel