A front is a place where 1. precipitation occurs
2. two air masses meet
3. air is moist and cold
4. air is hot and dry

How does water pollution affect the environment

Yo! a girl out ! i will give brainliest! hu one of the main reasons societies settled along rivers in the neolithic era was because a) the village elders demanded it. b) the land there was more valuable. c) it was more safe and secure there. d) it provided irrigation for farming.

Where did the solar system come from?