According to the information in the table, which of the following boys would hear a rock fall off of a cliff a kilometer away?

Question

A a boy sitting in a tree with his ear to the bark
B a boy lying down with his ear to the ground
C a boy sitting on the grass
D a boy swimming in the water

Answer 1

Based on the information in the table, the boy who would most likely hear a rock fall off of a cliff a kilometer away is B) a boy lying down with his ear to the ground. According to the table, the sound of a rock falling off a cliff can be heard through solid ground for up to 2 kilometers.