16. Lesson One Lesson Two Lesson Lesson Lesson Five
Three Four
2 2 2 2 2
3 3 3 3 3
5 5 5 5 5
6 6 6 6 6
17. What was the title of the lesson on
page 220 called? (2pts)
18. What is the goal of sustainable
development? (3pts)
The goal of sustainable
development is to
balance the needs of
people with the
protection of nature.
19. What are they? (6pts)
These environmentally friendly
schools, homes, and offices
are designed to save energy
and water, and make use of
materials that do not damage
the environment.
20. We want to study something in
detail. We need to ? (5pts)
21. In which city of America will you
find Oberlin College? (2pts)
22. Solar cells convert sunlight into
electricity. Where does the sunlight
come from? (3pts)