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.

Question: Which part of the atmosphere do greenhouse gasses trap heat in? Answer: troposphere
Troposphere part of the atmosphere do greenhouse gasses trap heat in.

Question: How many more legs do spiders have compared to insects? Answer: two
Two many more legs do spiders have compared to insects.

Question: Which state of matter has the lowest density? Answer: gases

Gases have the lowest density.