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: As Peter's dog got smaller, the dog's bones became 
 Answer: smaller
[EX A]: As animals grow their bones get longer and bigger, they grow more hair, and are able to take care of themselves by getting food, shelter, and water.

[EX Q]: Question: A particle that is in the desert is likely _____ compared to one in the arctic. 
 Answer: faster
[EX A]: At higher temperatures, particles of reactants have more energy, so they move faster. They are more likely to bump into one another and to collide with greater force.

[EX Q]: Question: Water falling down a small hill will move 
 Answer: slower
[EX A]:
Water flowing over a steeper slope moves faster and causes more erosion.