TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: 40 m/s north of the following represents the velocity of a moving object.

SOLUTION: Which of the following represents the velocity of a moving object?

PROBLEM: Some materials have negative heats of solution; the dissolution of one of these solutes in water is called?

SOLUTION: Some materials have negative heats of solution; the dissolution of one of these solutes in water is called?

PROBLEM: Fish use some of their fins to propel themselves through the water and some of their fins to steer.

SOLUTION:
Fish use some of their fins to propel themselves through the water and others to do what?