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: Brad wants to go to the gym less regularly, so that his muscles will get smaller. Another aspect of having smaller muscles means that Brad will likely be 
 Answer: weaker
answer:
Exercising muscles increases their size, and bigger muscles have greater strength.


question:
Question: If Milo is measuring isotopes and he notices that they seem to decay slower then average, what does that mean about the age of the specimen he is examining? 
 Answer: older
answer:
Because these isotopes decay more slowly, they can be used to date much older specimens.


question:
Question: When looking at a hill, Shane sees that the sand on the low slopes is 
 Answer: thicker
answer:

Smaller sediments are dropped as the slope becomes less steep.