Question

Give an expression for a wave which can travel through vacuum

Answer 1

⭐Electromagnetic waves are waves which can travel through the vacuum of outer space. Mechanical waves, unlike electromagnetic waves, require thepresence of a material medium in order to transport their energy from one location to another.✔✅✔

☆☆☆☆☆☆☆☆☆☆☆☆☆

Answer 2

Electromagnetic waves can travel