Narrow channel between the mediterranean and the atlantic

Which is a possible result of higher air temperatures caused by global warming? a. increase in sea level b. freezing of polar ice caps c. rapid evaporation of water in the soil d. flooding of low-lying coastal areas

5. what is a red giant? can our sun become a red giant? why or why not?

Which layer surrounds the center of the earth? a: crust b: core c: mantle