I just need some help with these im really struggling with these.

If a musical instrument such as a trumpet or flute is “flat”, should the pipe be lengthened or shortened? Explain with at least 2 sentences.


Explain how the diffraction of light shows that light behaves like a wave. Please use 3 sentences.

Respuesta :

Answer: I can't help you with the first part but maybe this will help on the second part-

Light behaves as a wave - it undergoes reflection, refraction, and diffraction just like any wave would. Yet there is still more reason to believe in the wavelike nature of light. Continue with Lesson 1 to learn about more behaviors that could never be explained by a strictly particle-view of light.

Sorry couldn't do better

Explanation: