Which of the following was a reason for entrance of the united states into world war 1? a. the united states wanted to ensure a new nation for the polish people b. the united states got pulled into the war through its alliance with france c. the german use of unrestricted tank warfare d. the german use of unrestricted submarine warfare

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

How can minerals crystallize from materials dissolved in water? check all that apply.

The volume of the triangular prom is 54 cubic units