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: Terry's system wastes 50% of its energy, while Rick's system wastes 75%. The more efficient system is 
 Answer: Terry's
[A]: The greater the wasted output energy, the less efficient the system.


[Q]: Question: When it becomes more humid outside people are _____ to sweat. 
 Answer: more likely
[A]: As humidity increases, the water potential gradient across the inside and outside the leaf become more equal, and so the rate of transpiration decreases.


[Q]: Question: If you find an acid that has many hydrogen ions, it is probably 
 Answer: strong
[A]:
A stronger acid produces more hydrogen ions than a weaker acid.