3,4,2,1
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Answer:
When the entire lake reaches 40 F, the surface water cools further, dropping below 40 F. Because this water is now less dense than the surrounding water, it will stay on the top and continue to cool. Once the surface water falls to 32 F, it freezes. The freezing then spreads downward into the lake and the ice thickens
Explanation:
The Mississippi River divides the eastern United States from the western United States.
Answer:
A) Even-aged stands are more vulnerable to bark beetles accurately describes a benefit or a drawback of managing an even-aged tree plantation .
Explanation:
Even - aged structure is called as the stand that has one distinct size and age . These types of plants are composed of fewer species than any other structures .and even less diverse .
Bark beetles are vulnerable to mature tress , older , even - aged stands that have regrown or been replanted after any disturbance events ,
For example , The wildfire is more younger and more diverse stands.
One positive effect of devolution is that it helps maintain a cohesive state. This means that it helps the state remained unified.