Question

light and sound are not metter this is true or false​

Answer 1

Answer:

yes true

Explanation:

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Answer 2

Explanation:

Light and sound are not regarded as forms of matter. ... The "particles" of light are called photons and have no mass. In contrast, matter is made up of particles that do have mass. Sound is a little different in that it is the propagation of a pressure wave through a medium of particles.