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: Would a star that is significantly cooler than the sun, which is outputting blue light which is higher in frequency that the yellow light of the Sun, be
Answer: colder?
[EX A]: Shorter wavelengths (higher frequencies) correspond to higher energies and thus hotter star temperatures.

[EX Q]: Question: When objects move closer together, their magnetic attraction will
Answer: increase
[EX A]:
The smaller the distance between the objects, the greater the force of magnetic attraction.