class ho gyi hai shuru 120+ bachhe aaa chuke hain aao class ko or bda bnaate hain
sab jud jao class mein :- https://www.youtube.com/live/5kzOkaEb9k4?si=pRES7RB1EMWZumuC
sab jud jao class mein :- https://www.youtube.com/live/5kzOkaEb9k4?si=pRES7RB1EMWZumuC
โค7๐3
The different colours of different stars are due to the variation of:
Anonymous Quiz
32%
Temperature
10%
Pressure
19%
Density
39%
Radiation from them
โค5๐3๐ฅฐ2
The mercury and sodium street lamps light up because of:
Anonymous Quiz
24%
Atomic absorption
33%
Atomic emission
17%
Electron absorption
26%
Electron emission
โค6๐ฅฐ1๐1