The spectrum of the Sun (Figure 4-4) had several absorption lines missing when taken from above Earth’s atmosphere compared to its spectrum taken at Earth’s surface. What would this indicate about the...

The spectrum of the Sun (Figure 4-4) had several absorption lines missing when taken from above Earth’s atmosphere compared to its spectrum taken at Earth’s surface. What would this indicate about the chemistries of the Sun and of the Earth’s atmosphere?

Figure 4-4