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.

[EX Q]: Question: If Jim lowers the temperature of water in his bathtub, what happens to the density of the water? 
 Answer: increases
[EX A]: Water becomes more dense when it is colder and when it has more salt.

[EX Q]: Question: Sandy is running around the house doing laps. The faster she runs, the amount of energy she has is 
 Answer: more
[EX A]: Faster-moving water has more energy.

[EX Q]: Question: Mike wants the current strength to be stronger, so mike will do this with the number of resistors 
 Answer: increase
[EX A]:
As more resistors are added in parallel, the total current strength increases.