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: Dan needs to stay warm in the woods, and can bring one animal for body heat to sleep next to him. Given the choice between a horse and cat, Dan will choose the 
 Answer: horse
[A]: Therefore, an object with more mass has greater thermal energy than an object with less mass, even if their individual atoms are moving at the same speed.


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


[Q]: Question: If Mona is making lemonade and she increases the acidity of it by adding more lemons, what happens to its closeness to pH 0? 
 Answer: increases
[A]:
The more acidic a solution is, the closer its pH value will be to 0