Answer: b or c
Explanation: on khan academy
D= m/v
d= 6200/2296
density = about 2.7
Answer:
A. The sound wave will reflect off Buildings and automobiles.
Explanation:
This is because the sound waves would more likely propagate through diffraction through buildings and transmission through the air. It is also more likely to be absorbed by buildings than for multiple reflections to occur off buildings and automobiles. In the process of reflection, these materials would absorb the sound energy thereby reducing its ability to reflect.
C. I took the test...........
Your answer is -6 did that answer your question
