Answer:
Yes, meteorology could be useful when studying other planets such as Mercury and Mars; atmospheric science has been extended to the field of planetary science and the study of the atmospheres of the planets of the solar system.
Answer:
1)colour change
2) fizzing or bubbling
3)odour change
Explanation:
you can also say temp change, formation of a precipitate or smoke being formed but those are the main 3 i know
2 and 4 should be correct