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9. What refers to the number of waves that passes through given point at a particular time?

a. Amplitude
b. Frequency
c. Peroid
d. Wavelength

10. The following are examples of mechanical waves, EXCEPT

a. Longitudinal
b. Surface
c. Sound
d. X—ray

11. Marky is doing an experiment. He throws a piece of a stone in a pond.Does he observed a wave?

a. Yes,he observes that when stone touches water it moves back and forth
b. Yes, he observes that when the stone touches the water,circular ripples are formed
c. No, he observes that when stone hits water it does not produce wave.
d. No,he does not observes wave when the stone touches water

12. What type of wave moves in circular motion relative to the direction of the wave motion?

a. Electromagnetic
b. Mechanical
c. Surface
d. Transverse

9 What Refers To The Number Of Waves That Passes Through Given Point At A Particular Time A Amplitude B Frequency C Peroid D Wavelength 10 The Following Are Exa class=

Sagot :

Moonxriyaidn

Answer:

9. B. Frequency

10. D. X-ray

11. B.

12. C. Surface

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-Frequency refers to the number of waves that pass through a given point at a particular time.

-X-rays is NOT an examples of mechanical waves.

-Yes, he observes that when the stone touches the water,circular ripples are formed.

- Surface waves moves in a circular motion.

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