asked 125k views
20 votes
Help me answer this pls!

Help me answer this pls!-example-1
asked
User Pervez
by
8.1k points

2 Answers

3 votes

Answer:

a would be hearing the sound b would be the sound wave

hope this helps

Step-by-step explanation:

answered
User Xianshenglu
by
8.0k points
13 votes
a would be compression and b refraction
answered
User Berhir
by
7.7k points

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