TASK DEFINITION: In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.
PROBLEM: Question: Terry replaces cut down trees in the forest. The air is now _____ dry. 
 Answer: less

SOLUTION: With fewer trees, the air is drier and droughts are more common.

PROBLEM: Question: Jim puts his water in the oven for later. The molecules in the liquid 
 Answer: speed up

SOLUTION: When a volume of water is cooled, the molecules move less vigorously, so same number of molecules takes up less space and the water is denser.

PROBLEM: Question: When we are pumping all the water out of a lake the lake's water level will 
 Answer: decrease

SOLUTION:
As the water is pumped out, the water table slowly falls, requiring wells to be dug deeper, which takes more money and energy.