please answer the questions
Attachments:

Answers
Answered by
0
Answer:
1.Sonography
2.Speed of light in air is more than speed of sound in air
3.square root of density of the medium
I Hope It Will Help You♥️
Please Mark Me The Brainliest...
Answered by
0
Answer:
1= C
2= B
3= D
Explanation:
I hope it's helpful to you
Similar questions