(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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Equation of velocity
Frequency range of hearing in humans
Time period and frequency relation
Crest
Reasons of shining diamonds
Rarefaction
Trough
Refractive index
Mechanical
Diffraction
Non-mechanical
Amplitude
Total internal reflection
Snell's law
Critical angle
Incident and reflected angle relation in reflection
