instruction:
Generate an overlapping word between the given two sentences. When you find the overlapping words, they don't have to match exactly, e.g., "survival" and "survive" are valid overlapping words. Little words like "the" or "of" don't count! You must generate significant words which are not the stop words.
question:
Sentence1: friction causes the temperature of an object to increase. 
Sentence2: internal combustion engines get hot.
answer:
temperature


question:
Sentence1: when a gas in an open container evaporates , that gas spreads out into the air. 
Sentence2: If you place gas in an open box it will evaporate and spread out into the air.
answer:
gas


question:
Sentence1: Flowers attract pollinators, and fruits encourage animals to disperse the seeds. 
Sentence2: Sweet fruit like apples are eaten by animals that disperse the undigested seeds.
answer:

fruits