It is when warm air rises then cools then drops then rises then cools then drops etc
Answer:
c
Explanation:
smog is smog because of the air pollution
The answer is the spring equinox
This is false, it is the angle we have towards the sun
Answer:
The countries fit together like a puzzle and similar fossils can be found in both parts
Explanation:
The world was once a supercontinent and all of the land was once together and fit as a puzzle.