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1. Why do you see lightning before thunder during a storm?

2. A physics student sitting on the beach noticed that a wave hits the beach every 5 s, and the waves seem to be about 15 m apart. Determine the speed of these waves.

3. Do you think the temperature of a medium affects the speed of sound? Why or why not?

4. What evidence may be presented to prove that energy, and not particles, is transferred as waves pass over the surface of the water?

5. Discuss the relationships among the wavelength, frequency, and speed of a wave.


pasagot po ng maayos. irereport ko po ung hindi kumpleto ang sagot at walang koneksyon ang mga sagot sa mga tanong ko.​