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.
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Question: Question: When do weather balloons return to earth? Answer: when it bursts

Answer: When it bursts do weather balloons return to earth.


Question: Question: What type of organisms are helpless at birth and require lots of help from their parents? Answer: altricial organisms

Answer: Altricial organisms are helpless at birth and require lots of help from their parents.


Question: Question: In some ways, a collection of gas molecules represents the simplest form of what? Answer: matter

Answer:
In some ways, a collection of gas molecules represents the simplest form of matter.