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.

[Q]: Fact: the number of rings in a tree trunk can be used to estimate the age of the tree
[A]: If a tree is being discussed and those talking want to know its age, they will?


[Q]: Fact: skidding causes speed to decrease
[A]: Slamming the breaks in a car will?


[Q]: Fact: flippers are used for moving in water
[A]:
A creature that can move through liquid easily due to flippers is?