5. 1 Web Search What are significant differences between the atmospheres of Earth and Mars? 2 Thinking What types of conditions are necessary for food to grown on Earth? 3 Web Search Read the article from Vox, called, “Is Martian soil actually good for farming?” How did scientists go about testing this question? What methods did they use? 4 Web Search What difficulties do scientists still anticipate with growing food on Mars? 5 Thinking Would you volunteer to be part of an expedition to try to colonize Mars? Why or why not?

7. 1 Web Search What are significant differences between the atmospheres of Earth and Mars? 2 Thinking What types of conditions are necessary for food to grown on Earth? 3 Web Search Read the article from Vox, called, “Is Martian soil actually good for farming?” How did scientists go about testing this question? What methods did they use? 4 Web Search What difficulties do scientists still anticipate with growing food on Mars? 5 Thinking Would you volunteer to be part of an expedition to try to colonize Mars? Why or why not?

8. 1 Web Search What are significant differences between the atmospheres of Earth and Mars? 2 Thinking What types of conditions are necessary for food to grown on Earth? 3 Web Search Read the article from Vox, called, “Is Martian soil actually good for farming?” How did scientists go about testing this question? What methods did they use? 4 Web Search What difficulties do scientists still anticipate with growing food on Mars? 5 Thinking Would you volunteer to be part of an expedition to try to colonize Mars? Why or why not?

9. 1 Web Search What are significant differences between the atmospheres of Earth and Mars? 2 Thinking What types of conditions are necessary for food to grown on Earth? 3 Web Search Read the article from Vox, called, “Is Martian soil actually good for farming?” How did scientists go about testing this question? What methods did they use? 4 Web Search What difficulties do scientists still anticipate with growing food on Mars? 5 Thinking Would you volunteer to be part of an expedition to try to colonize Mars? Why or why not?

10. 1 Web Search What are significant differences between the atmospheres of Earth and Mars? 2 Thinking What types of conditions are necessary for food to grown on Earth? 3 Web Search Read the article from Vox, called, “Is Martian soil actually good for farming?” How did scientists go about testing this question? What methods did they use? 4 Web Search What difficulties do scientists still anticipate with growing food on Mars? 5 Thinking Would you volunteer to be part of an expedition to try to colonize Mars? Why or why not?

11. 1 Web Search What are significant differences between the atmospheres of Earth and Mars? 2 Thinking What types of conditions are necessary for food to grown on Earth? 3 Web Search Read the article from Vox, called, “Is Martian soil actually good for farming?” How did scientists go about testing this question? What methods did they use? 4 Web Search What difficulties do scientists still anticipate with growing food on Mars? 5 Thinking Would you volunteer to be part of an expedition to try to colonize Mars? Why or why not?

12. 1 Web Search What are significant differences between the atmospheres of Earth and Mars? 2 Thinking What types of conditions are necessary for food to grown on Earth? 3 Web Search Read the article from Vox, called, “Is Martian soil actually good for farming?” How did scientists go about testing this question? What methods did they use? 4 Web Search What difficulties do scientists still anticipate with growing food on Mars? 5 Thinking Would you volunteer to be part of an expedition to try to colonize Mars? Why or why not?