Chapter 12 - Wave Motion - 4


1. Match the column..........................wavelength




2. Match the column..........................spring constant




3. Match the column..........................radio waves




4. Match the column..........................waves need a medium for their production and propagation




5. Match the column..........................the waves produce on the surface of water




6. Match the column..........................sound waves in air




7. Match the column..........................up-down motion of a vetical rod in a water




8. Sound, heat and light reach our ears in the form of ______.


9. The motion of a corck about its mean positions is known as _______.

10. A ______ water wave can be observed.


11. Under in fluence of external force, the length of the spring _______.


12. The motion of a mass attached to a spring is known as ________.


13. In equilibrium, the pendulum is held ________ in a vertical position.


14. The acceleration of the bob is directly propotional to the _______ from equilibrium position.


15. The characteristics of the motion of the simple pendulum is like ________.


16. The time required to complete one vibration is called ______.





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