Question

complete the passage. sound waves and some earthquake waves are mechanical waves. ocean, light, and other earthquake waves are electromagnetic waves.

Explanation:

Sound waves and some earthquake - related waves require a medium to travel, which are mechanical waves. Ocean waves are surface waves (a type of mechanical wave in a fluid medium), light is an electromagnetic wave, and some earthquake waves like S - waves are mechanical while others like seismic electromagnetic signals are related to electromagnetic phenomena. But in general, light and some earthquake - related wave aspects are electromagnetic.

Answer:

Sound waves and some earthquake waves are mechanical waves. Ocean, light, and other earthquake waves are electromagnetic waves.