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.

[Q]: Question: When someone has a lot of energy they can move something 
 Answer: big
[A]: In erosion, the more energy the water has, the larger the particle it can carry.


[Q]: Question: A _____ in the population cold lead to less food availability. 
 Answer: increase
[A]: As the population increases, the food supply, or the supply of another necessary resource, may decrease.


[Q]: Question: Andrew was showing Tim his underpowered phone, one day. The boys decided they wanted to go to a bookstore but needed directions, they both looked up directions on their phone, whose phone found directions faster? 
 Answer: Tim
[A]:
Compared with a less powerful device, a more powerful device can either do more work in the same time or do the same work in less time.