The Question and Answer section for A Long Walk to Water is a great resource to ask questions, find answers, and discuss the novel.
I wouldn't say that Salva's family is wealthy, per se, but we can infer that they were financially stable... not suffering from poverty. Salva’s father is noted to be a successful man, who owns many cattle and works as a judge.
As Salva and his uncle continued to walk through the desert, the waves of heat took over, making Salva feel as if everything was wobbling... out of sorts. As they continued to walk, Salva spotted what seemed to be a large clump of rocks moving in...
From the text:
But it did not take long for Salva to regret his haste in eating. After so many weeks of near starvation, his stomach rebelled mightily: He spent most of the night vomiting.
Salva was not alone. Whenever his heaving stomach woke...
