Why would waves from the sun not reach Earth if they were mechanical waves? Include in your answer what is required for the movement of mechanical waves.

Question

Omari Sweeney

Physics

20 July, 10:10

Why would waves from the sun not reach Earth if they were mechanical waves? Include in your answer what is required for the movement of mechanical waves.

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Mathew Kennedy · Answer 1

If the waves coming from the Sun were mechanical waves, they would not reach Earth because mechanical waves needs a medium to propagate, while the space is basically vacuum. In fact, electromagnetic waves (that are the waves coming from the Sun) can travel in vacuum, while mechanical waves cannot.