The dark absorption lines in the solar spectrum are caused by absorption:
A)of sunlight in a layer of pure hydrogen gas overlying the solar surface.
B)of sunlight in a cooler layer of gas overlying the hot solar surface.
C)entirely by atoms and molecules in Earth's cool atmosphere.
D)of sunlight in a hotter layer of gas overlying the cooler solar surface.

Question

Quizplus · Accepted Answer

The dark absorption lines in the solar spectrum are caused by absorption of sunlight in a cooler layer of gas overlying the hot solar surface. These lines are produced by elements and molecules in the outer layers of the solar atmosphere, which absorb specific wavelengths of light.

The Dark Absorption Lines in the Solar Spectrum Are Caused