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 Input:
Question: If you were to launch a cannon which ball would fly faster if everything else were the same?
Answer: Lighter

Ex Output:
The mass of the particles: lighter particles will diffuse faster, because on average they move faster.

Ex Input:
Question: A flu vaccine was administered to residents in a large city and the vaccine was effective in lowering the risk of flu among the residents. This means that the lower risk of disease resulted in a
Answer: lower death rate.

Ex Output:
With better food and less chance of disease, the death rate fell.

Ex Input:
Question: If Mona is studying the galaxy and she notices that the universe is expanding more then it used to, what does that mean is happening to the galaxies in the universe?
Answer: moving further apart

Ex Output:
As the Universe expands, galaxies move further and further apart.