Question

Select all the answers that apply.

Types of evidence that astronomers use to estimate the age of the universe and stars include _____.

movement of galaxies
molecular clocks
fossil evidence
chemical composition of the Sun
radioactive dating of rocks

Answer 1

Let's observe bit by bit

#Movement of galaxies

• Yes this is mandatory thing if any astronomer wants to estimate age of universe

#Molecular clocks:-

• No inorganic things are not useful at all

#Fossil evidence

• Found on earth only not in universe so no

#Chemical composition of sun:-

• Yes,sun is important part of universe and also a star