Match the column A with column B:
Answer variants:
Particles of the medium travel continuously from the source to the listener.
Sound waves can spread approximately spherically from a point source
Light requires a material medium in order to propagate.
Sound is produced by vibration
Sound can propagate through solids
Formation of compressions and rarefactions
| Column A | Column B |
| A stretched rubber band is plucked | |
| Sound is heard through a wooden desk | |
| A slinky is pushed and pulled repeatedly | |
| A sound source spreads disturbances outward in all directions |