Simulating Hot and Cold Water Use the into write a la situation to the cups of water from the food
pe
sed to
tantonecos
The food coloring spreads
more quickly through the
hot water than the cold water:
3. Makeone sample hot and one sample colt
Observe the terences in the samples
What you notice about the movement or the molecules of the two samples?

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.