1
2
3
4
Nitrogen molecules
Incandescent solids
Fraunhoffer lines
Electric are between iron rods.
(A)
(B)
(C)
(D)
Continous spectrum
Absorption spectrum
Band spectrum
Emission spectrum
(a) 1-C, 2-A, 3-B, 4-D
(b) 1-B, 2-A, 3-D, 4-C
(c) 1-D, 2-A, 3-B, 4-C
(d) 1-A, 2-C, 3-D, 4-B