Magnets do not block radio waves. In fact, magnets have no direct effect on radio waves or their propagation. Radio waves are a form of electromagnetic radiation, and magnets primarily interact with electric charges and magnetic fields.
Radio waves consist of changing electric and magnetic fields that are perpendicular to each other and propagate through space. These waves are not influenced or blocked by static magnetic fields created by magnets.
However, it's worth noting that certain materials with magnetic properties can indirectly affect radio waves. For example, magnetic materials like iron or steel can reflect or absorb radio waves to some extent, but this effect is due to the material's conductivity or absorption properties rather than its magnetic field.
In general, the ability to block or affect radio waves depends on the specific characteristics of the material used, such as its conductivity, magnetic permeability, and thickness. However, standard magnets alone do not have a significant impact on radio wave propagation.