Can mechanical waves travel through vacuum ?

Assertion : The basic difference between various types of electromagnetic waves lies in their wavelength or frequencies Reason : Electromagnetic waves travel through vacuum with the same speed.

A : All electromagnetic waves travel through vacuum with same speed by they have different wavelength or frequency. R : The wavelength of the electromagnetic waves is often correlated with and characteristic size of the system that produces and radiates them.

Can sound waves travel through vaccum ?

Mechanical waves can be :

Transverse wave travels through

Sound can travel through