Question

in which of the following conditions would a person NOT hear an echo!100 points to the first correct awnser

Answer 1

Answer: the answer is, A sound wave reaches the ear, and the reflected wave reaches the ear less than 0.1 seconds later

Explanation: PENN

Answer 2

Umm well a person can not hear when a it snows or maybe like a snow storm

Explanation: snow is so light you dont hear it land but you can see it