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: You can find tables that show the pH value of different fruits and vegetables. The fruits such as oranges are very acidic so they have a pH value that is 
 Answer: lower
answer:
Acids have pH values below 7. The lower the pH value, the more strongly acidic the substance.


question:
Question: Ares has a rock of with a surface area of 10 meters squared and a rock with a surface area of 1 meter square. The _____ rock likely has less area affected by a chemical reaction 
 Answer: 1m
answer:
Surface Area of Reactants When a solid substance is involved in a chemical reaction, only the matter at the surface of the solid is exposed to other reactants. If a solid has more surface area, more of it is exposed and able to react.


question:
Question: Carter is at sea level and looks through a telescope. There is a lot of interference from the atmosphere, so Carter knows that above the telescope, there is _____ air than up on a mountain. 
 Answer: more
answer:

Many observatories are built on high mountains. There is less air above the telescope, so there is less interference from the atmosphere.