1. Vocabulary Construction – Unit 19
Greek Roots: astro / bio / geo stars, heavens / life, living / earth, soil, organisms Rocks
by Marcia Timmel Art by Phillip Martin

2. 1. (n) a person who writes books about people’s lives
1. biographer
1. (n) a person who writes books about people’s lives

3. 2.(n) the study of earth’s physical features
2. geography
2.(n) the study of earth’s physical features

4. 3. (n) scientific study of the universe
3. astronomy
3. (n) scientific study of the universe

5. 4. (n) an account of somebody’s life
4. biography
4. (n) an account of somebody’s life
BIOGRAPHY

6. 5. (n) a rocky object orbiting the sun
5. asteroid
5. (n) a rocky object orbiting the sun

7. 6. (n) the study of rocks and minerals
6. geology
6. (n) the study of rocks and minerals

8. 7. (n) a person who studies the universe
7. astronomer
7. (n) a person who studies the universe

9. 8. (n) the science or study of life
8. biology
8. (n) the science or study of life

10. 9. geologist
9. (n) a person who studies rocks and minerals

11. 10. (n) the study of planets and human behavior
10. astrology
10. (n) the study of planets and human behavior