Lava cools more rapidly above ground than it does underground because it's much colder above ground than it is underground, speeding up the process.
Think about it this way: If you put a cup of water in two freezers, and Freezer A had a lower temperature than Freezer B, the water in Freezer A would freeze quicker because it is in a colder environment. Hope this helps!
Answer:
No clouds do not always lead to rain
Explanation:
Because, it could be partly sunny which would be sunny with a few clouds.
Dark clouds lead to rain or a thunder storm.
The bill is introduced by the President. Bill is not introduced by the President, but by a member of Congress.