In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

[EX Q]: Question: Elements below the second period, such as silicon, do not form what as readily as second-period elements, and when they do form, they are weaker than those formed by second-period elements? Answer: n bonds
[EX A]: Elements below the second period, such as silicon, do not form n bonds as readily as second-period elements, and when they do form, they are weaker than those formed by second-period elements.

[EX Q]: Question: Ultimately, most life forms get their energy from this? Answer: sun
[EX A]: Ultimately, most life forms get their energy from the sun.

[EX Q]: Question: What happens to the volume of the gas when temperature increases but amount of gas and its pressure are constant? Answer: volume increases
[EX A]:
When temperature increases but amount of gas and its pressure are constantvolume increases happens to the volume of the gas .