Question

Which describe the study of spectroscopy? Select the two correct answers.(2 points)
Responses

emission and absorption of light
emission and absorption of light

interaction of light and atoms
interaction of light and atoms

reflection of light by Earth
reflection of light by Earth

the number of galaxies

Answer 1

The two correct answers that describe the study of spectroscopy are:

1. **emission and absorption of light**
2. **interaction of light and atoms**