Question

Please Answer 753940003 please​

Answer 1

Explanation:

1.A sound wave thus consists of alternating compressions and rarefactions, or regions of high pressure and low pressure, moving at a certain speed.

2. time period

Answer 2

Answer:

3. Oscillation

4. Vaccum (bcz it need medium to pass but

vaccum does not allow it to pass)

5. Vibrational movement