instruction:
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:
Question: Noah compares the density of the water in a pond during a hot July day and a cold winter morning. The water on the July day is 
 Answer: less dense.
answer:
Lower temperature and higher salinity yield the densest water.


question:
Question: If a farmer learned better farming techniques, they could expect to produce _____ food. 
 Answer: more
answer:
Better farming techniques and machines increased the food supply and the distribution of food.


question:
Question: If something is very light and it is blown by the wind what happens? 
 Answer: diffuses
answer:

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