help me please?

Question

4. In a (n) ________ wave, matter moves back and forth and in the same direction as the wave.
a. Compressional
b. Transverse
c. Electromagnetic
5. A region of spread-out particle in a compressional wave is called a (n)
a. Compression
b. Rarefaction
c. Medium
6. Mechanical waves transmit matter.
a. True
b. False
7. Sound waves are compressional waves.
a. True
b. False
8. Visible light is an electromagnetic wave.
a. True
b. False
9. All waves are produced by something that is vibrating.
a. True
b. False
10. Waves carry energy forward.
a. True
b. False

Use the following terms to label the waves below: compressional, trough, crest and transverse.

Answer 1

4.In a (n) ________ wave, matter moves back and forth and in the same direction as the wave.
c.Electromagnetic

5.A region of spread-out particle in a compressional wave is called a (n)
a.Compression

6.Mechanical waves transmit matter.
a.True

7.Sound waves are compressional waves.
b.False (they are mechanical)

8.Visible light is an electromagnetic wave.
a.True

9.All waves are produced by something that is vibrating.
a.True

10.Waves carry energy forward.
a.True