which types of waves requires matter to carry energy?\n electromagnetic waves only\n mechanical waves only\n…

which types of waves requires matter to carry energy?\n electromagnetic waves only\n mechanical waves only\n electromagnetic and mechanical waves\n longitudinal and electromagnetic waves

which types of waves requires matter to carry energy?\n electromagnetic waves only\n mechanical waves only\n electromagnetic and mechanical waves\n longitudinal and electromagnetic waves

Answer

Answer:

B. mechanical waves only

Explanation:

Step1: Define wave - types

Electromagnetic waves can travel through a vacuum. Mechanical waves need a medium (matter) to propagate.

Step2: Analyze options

A is wrong as electromagnetic waves don't need matter. C is wrong since electromagnetic waves don't need matter. D is wrong as electromagnetic waves don't need matter and longitudinal waves are a type of mechanical wave which needs matter. Mechanical waves only require matter to carry energy, so B is correct.