Describe each of the natural events that commonly affect the united states and canada. we discussed five of these natural
events in this lesson, including tornadoes, earthquakes, volcanic eruptions, blizzards, and hurricanes. are any of these events
common in your region?

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation

Acontinental polar air mass foms in

On nights when we see the new moon phase, what side of the moon are we seeing?