Problem: Which of the following statements is or are true?1. An excited atom can return to a lower energy level by absorbing light energy.2. An atom can be excited by emitting light energy.3. As the energy of electromagnetic radiation increases, its frequency increases.4. The frequency and wavelength of light are inversely proportional.a) 1 and 2 onlyb) 2 onlyc) 2 and 3d) 1 and 3e) 3 and 4

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Which of the following statements is or are true?

1. An excited atom can return to a lower energy level by absorbing light energy.

2. An atom can be excited by emitting light energy.

3. As the energy of electromagnetic radiation increases, its frequency increases.

4. The frequency and wavelength of light are inversely proportional.

a) 1 and 2 only

b) 2 only

c) 2 and 3

d) 1 and 3

e) 3 and 4

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