Inclined Planes Which of these activities would require the least effort?
walking up a short ramp with a steep incline
O walking up the ramp with a steep incline
O walking up a long ramp with a slight incline
O bypassing the ramp and jumping directly onto the platform

i just learnt this recently but i need to look through my notes again

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.