Answer:
The four details that show a tense and nervous atmosphere in Nick's house a Gatsby first reunites with Daisy were that Gatsby and Daisy seemed uncomfortable at each other's presence, yet try not to show it. Gatsby also almost knocked down the clock from nervousness, his appearance when he first arrived, and the awkward silence that ensued his entrance.
Explanation:
F. Scott Fitzgerald's The Great Gatsby tells the story of Jay Gatsby and his attempts at trying to reclaim his lost love Daisy. the lost American dream and the theme of wealth and belonging plays a huge role in this story.
In chapter 5, just like Gatsby had requested Nick to do, Daisy had come over to her cousin's place. There, she met Gatsby, who she was in a relationship some 5 years back. This is the first time they have seen each other after Gatsby left for the war. And the four details that show the tense and nervous atmosphere of this scene in Nick's house are-