One slice of bread provides you with 50 nutritional calories of energy. if a 1-1b loaf of bread contains 18
slices, how many joules of energy are obtained by eating 1.00 g of bread? (1 nutritional calorie equals 1 kcal
and 1 cal = 4.18 j)

they it depends on if one believes about radioactivity, they make a geiger counter beep but maybe it was going to beep anyway electronics do wierd things all the time or it was programmed to beep near certain metals.

it is stable as it is in group 0 which have full outer shells of electrons

the answer is b because, investigating whether another species of moth also drinks tears might be interesting, but it would not directly explain why this species of moth does.

to explain why this species of moth drinks tears, the scientist could ask: "what nutrients that moths need are in elephant tears? "

the scientist could experiment with moth repellent or oter ways to keep the moths away, but that would not answer his original question.