TASK DEFINITION: Given a fact, create a question that can be answered using the fact. Construct the question such that it is unambiguous, has a unique answer and the answer can be given using the fact.
PROBLEM: Fact: the circulatory system carries oxygen from the digestive and respiratory systems to the rest of the body

SOLUTION: the circulatory system carries oxygen from the digestive and respiratory systems to the rest of the what?

PROBLEM: Fact: batteries convert chemical energy to electrical energy

SOLUTION: Duracell's convert chemicals to?

PROBLEM: Fact: as heat is transferred from something to something else , the temperature of that something will decrease

SOLUTION:
A cup of hot tea next to a glass of iced tea will make which become colder?