2. How do light waves differ from sound waves and water waves?

Light waves are electromagnetic waves while sound waves are mechanical waves. Light waves are transverse while sound waves are longitudinal. Light waves can travel in vacuum. Sound waves require a material medium to travel, and hence, cannot travel in vacuum.Water waves are surface waves, a mixture of longitudinal and transverse waves.

Explanation:

what are the statements? x

.) the observation by semmelweis that more mothers died of childbed fever when their doctors also worked in the morgue