Which planet has an atmosphere that demonstrates the extreme nature of the greenhouse effect? a. mars b. earth c. venus d. mercury

The earth is composed of three different chemical layers: core, mantle and crust. the formation of these layers was from a process called

Why is terracing used in southeast asian agriculture?

Describe the characteristics of the nile river and the river’s importance to the people of egypt. write a paragraph of at least 5 complete sentences.