El año pasado tuvo lugar el lanzamiento de la nave espacial Solar Probe Plus, que podrá alcanzar la velocidad de 72000 km/h. Suponiendo que se moviese a esta velocidad en todo el recorrido, ¿cuánto tardaría en llegar al Sol? Dato: La distancia de la Tierra al Sol es 150000000 km.
5. Calcular la aceleración que aplica un tren que circula por una vía recta a un

430,000 millas por hora

Explanation:

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.