Answer:
Cold weather fronts usually move from northwest to southeast. The air behind a cold front is colder and drier than the air in front. When a cold front passes through, temperatures can drop more than 15 degrees within an hour. ... When a warm front passes, the air becomes noticeably warmer and more humid than it was before.
Answer:
A
Explanation:
just my guess, if not A then D.
A radioactive ISOTOPE is a radioactive form of an element that will undergo radioactive decay. So basically C is the correct answer.
Is lost over time when there is no attempt to retain it.
Answer:
Arkham. that is where both the penguin and the joker were placed