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.

Input: Consider Input: Question: Reid analyzes particle speed. The heaviest particle he sees likely diffuses _____ than the lightest particle. 
 Answer: slower

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


Input: Consider Input: Question: Rich sees a blue star with his telescope. Tina sees a red star with his telescope. _____ sees the cooler star. 
 Answer: Tina

Output: But, in stars, the bluer the star, the hotter it is, and the redder it is, the older and colder it is.


Input: Consider Input: Question: Mars has _____ effect on the tides than the Moon. 
 Answer: less


Output: The Moon has a greater effect on the tides because, although it is much smaller than the Sun, it is much closer.