A. Tick the most appropriate answer. Sound is a form of energy which produces a sensation of 1. 6. hearing a. touch. c. sight. d. feelings. 2. Sound is produced by a/an la vibrating object. b. object at rest. c. rotating object. 3. Which of the following is transferred by a wave from one place to another? d. rolling object. a. mass C. energy a. 0.2 s. C. 0.1 S. a. solids. b. particles d. matter a. If five waves are produced in one second, then the time period of the wave is b. 0.25 S. 0.05 s. 5. Sound cannot propagate through b. liquids. C. gases. 6. Which of the following is a good sound absorber? b. water c. thermocol 7. Which of the following concepts is used in SONAR to find the depth of oceans? b. echoes C. LASER d. noise 8. The speed of sound in air at o °C is approximately b. 260 m/s. c. 330 m/s. d. 390 m/s d. vacuum. a. glass d. vacuum a. musical sound a. 344 m/s.
Answers
Answered by
1
Answer:
hearing
vibrating object
energy
Similar questions