(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.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Application of echo
Reasons of shining diamonds
Mechanical
Critical angle
Diffraction
Unit of frequency
Frequency range of hearing in humans
Equation of wavelength
Total internal reflection
Amplitude
Crest
Incident and reflected angle relation in reflection