Rapid cooling can be caused when the atmosphere has too much oxygen in it.
Answer:
C. It formed the Great Lakes.
Explanation:
At the height of the last Ice Age, some 20,000 years ago, ice sheets in the northern hemisphere (Eurasia at the top, North America at the bottom) covered the largest area of the territory now known as North America. Scientists believe that the formation of the five Great Lakes was influenced by the movement of ice during the latest ice age.
Answer:
The word is supposed to be in the bubbles right? I think it could be recycle? I might be wrong but give it a try.
Explanation:
Sorry if its wrong...