Question

The cosmic redshift is a form of the _____.

Answer 1

D. the doppler effect,
like when a police siren drives past and sounds faster, and then slower as it drives off

Answer 2

Answer:

B. Doppler effect

Explanation:

• The cosmic redshift is caused by the expansion of space as a result of the big bang which resulted in the expansion of space and created multiple galaxies that are far moving away from each other.