give question about physics , the topic is sound and electromagnetic spectrum

1. How does sound travel through different mediums and what factors affect its speed and intensity?

2. What is the relationship between frequency and wavelength in the electromagnetic spectrum and how do they affect the properties of different types of waves?
3. How are sound waves and electromagnetic waves similar and different in terms of speed, propagation, and energy transfer?
4. How does the Doppler effect apply to both sound and electromagnetic waves, and how can it be observed in everyday scenarios?
5. How do different materials affect the absorption, reflection, and transmission of sound and electromagnetic waves, and what implications does this have for communication and technology?