Physics

Lesson:

I. WavesI

- Standing Waves and Resonance

II. WavesII

- Speed of Sound

- Sources of Musical Sound

- The Doppler Effect

Directions:

Answerthe following problems by showing the complete solution to the problem. In return, I will give youa good and high rating. Thank you so much!

Note:Please becarefulwith thesignificant digits, units and calculationsin the problem. Kindlydouble checkthesolutionand theanswerif there is a deficiency. Kindly read the notes in number 1 to 5. And also,box the final answer. Thank you!

1. Note: The letter "i" blue icon means "The Tolerance is 1% in the 2nd significant digit."