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.

Question: Jill had two wires in her lab, one was half the thickness of the other and she measured the resistance of each. She saw that the _____ one showed less resistance. 
 Answer: thinner
Thicker wires offer less resistance.

Question: If Mona is studying the galaxy and she notices that the universe is expanding less then it used to, what does that mean is happening to the galaxies in the universe? 
 Answer: moving closer together
As the Universe expands, galaxies move further and further apart.

Question: Compared to a large rock, small pieces of sand are able to dissolve 
 Answer: easier

Smaller pieces dissolve more easily.