The table shows the speed of sound through different substances.
According to the information in the table, which of the following boys would hear a rock fall off of a cliff a kilometer away?
A. a boy sitting on the grass
B. a boy swimming in the water
C. a boy sitting in a tree with his ear to the bark
D. a boy lying down with his ear to the ground
Answers
Answer 1
Answer:
a
Explanation:
a
Answer 2
Answer: i would say it is the boy with his head on the ground.