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The dark lines in the solar spectrum are due to

absorption of corresponding wavelengths by the outer layers of the sun
destructive interference between waves of certain definite wavelengths
absorption of corresponding wavelengths by the prism used in the photograph
absence of corresponding wavelengths from the light emitted by the core of the sun
Additional Questions

In an atomic nucleus, neutrons and protons are held together by

Answer

No two electrons in an atom can have the same set of four quantum numbers is

Answer

According to Avogadros Hypothesis, the smallest particle of an element or a compound, that can exist independently, is called ____ .

Answer

Atoms of an element differ from those of all other elements in

Answer

Nuclear fission is caused by the impact of

Answer

Which of the following rays are more penetrating?

Answer

How many colours the sunlight spectrum has?

Answer

The light of distant stars is affected by

Answer

The landmass of which of the following continents is the least?

Answer

Without ____ the equator would be much hotter than it is while the poles would be much cooler.

Answer
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