Where does the halo of a galaxy expand from? 1) the local group out to the dark matter

2) the bulge out to the edge of the disk

3) the irregular cluster out to the regular cluster

4) the edge of the disk put to the bulge

the sun creates it's own light, also gives light and life to bunch of stuff like plants,animals,humans etc.photosyntesis is the process of making food which needs sun,water,nutrients etc.

charles law

explanation:

charles law is the answer