Final answer:
In the sentence 'My friends and I looked around for our sleds,' the underlined word 'around' is an adverb that describes the manner in which the action of looking was done.
Step-by-step explanation:
The underlined word in the sentence 'My friends and I looked around for our sleds' is 'around'. 'Around' in this sentence is an adverb that modifies the verb 'looked'. It describes the direction or manner in which the action of looking was done. As an adverb, it does not function to show the relationship between other words in the sentence as a preposition would.
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