Problem: Randomly generate a fact.

Random fact: as the amount of available water decreases , tree-growth rings will become narrower

Problem: Randomly generate a fact.

Random fact: if something is a raw material in a process then that something is required for that process

Problem: Randomly generate a fact.

Random fact: a solar eclipse could only happen during the new moon

Problem: Randomly generate a fact.

Random fact:
pushing on the pedals of a bike cause that bike to move