Which are statements that are true about ecosystems? The health of an ecosystem is sometimes improved by human activities.
Your backyard is an ecosystem.
The sun is the primary source of energy in an ecosystem.
Hunters have a part in balancing the earth's ecosystems.
In a healthy ecosystem, the removal of one organism will have little effect on the rest of the ecosystem.
Producers return nutrients to the soil.

If a volcano’s magma is high in silica, the volcano will probably a. erupt quietly. b. remain dormant. c. erupt explosively. d. produce dark-colored lava.

In which of the following countries would a person have the last religious freedom?

The five themes in geography is the foundation for studying geographic topics. every geographic topic can fit into one or more of these five themes. this chapter covers some of the important themes and definitions in geography while demonstrating how geography impacts our lives on a daily basis. learning objectives: after completing this chapter, students must be able to: define with examples the five themes in geography. describe what geography is and how it impacts us everyday. analyze and explain why geography matters. in order to type and submit your assignment (20 points), first, go over the following items inside this folder: 1) what is geography power point lecture 2) what is geography (video) 3) why geography matters (video) 4) why geography is important (paper) 5) textbook readings (refer to page numbers on schedule in the syllabus)