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: Electrophiles have a strong tendency to react with what? Answer: nucleophiles
[EX A]: Electrophiles have a strong tendency to react with nucleophiles.

[EX Q]: Question: Glass breaking is an example of what type of change that doesn't affect the makeup of matter? Answer: physical
[EX A]: Glass breaking is an example of physical type of change that doesn't affect the makeup of matter.

[EX Q]: Question: Science is a process of knowing about the natural universe through what two actions? Answer: observation and experimentation
[EX A]:
Science is a process of knowing about the natural universe through observation and experimentation.