What caused the group of unwinds to attack the admirals jet?

"this year she had the extra joy of showing it to her small brother, and of terrifying him as well as herself. when they had done this many times they came back to the house to tell everybody that they had done it. he boasted. she mocked. they squabbled." how does julia feel about her little brother? does she love him? hate him? find him an annoyance? be sure you read what is implied by their reactions to each other.

What does"after getting my report card i knew it was time to hit the books mean

Which two pieces of evidence support the idea that coal is underutilized? this was on study island about coal