- #1
azizlwl
- 1,066
- 10
The WMAP objective is to measure the temperature differences in the Cosmic Microwave Background (CMB) radiation.
My question are,
1.How to distinguish all the radiations of 13 billion years ago from others of the latter ones.
2.How the distance of radiation source is measured.
Thanks.
My question are,
1.How to distinguish all the radiations of 13 billion years ago from others of the latter ones.
2.How the distance of radiation source is measured.
Thanks.