Question

finally, russell remembered the words he had rehearsed. he cleared his throat. \solar ovens are important in places with limited electricity or clean water. using trial and error, i discovered how to make mine work especially well.\ dr. calloway wasnt even looking at him anymore. she was peering inside the oven. russell swallowed and continued. \i cooked an egg in several different models of the oven to see which materials best held heat.\ dr. calloway began to read the poster, which, russell noticed, didnt look as good as it had in his bedroom. under the bright lights, he saw that his results page was glued on crookedly. and his charts were plain. he wished he had done more than just cook one boring egg, over and over. how does russell probably feel when dr. calloway is looking at his project? he is embarrassed that he spent so little time on his project. he is concerned that dr. calloway doesnt know how solar ovens work. he is worried that dr. calloway wont find his project very interesting. he is upset that he didnt pick a simpler way to test the solar oven.

Explanation:

Russell notices flaws in his project like the crooked - glued results page and plain charts. He also regrets only cooking one egg for his experiment. He is likely worried Dr. Calloway won't find his project interesting.

Answer:

He is worried that Dr. Calloway won't find his project very interesting.