Across
- 3. This country is home to the greatest biodiversity of plants and animals
- 5. What protects Earth from meteoroids and radiation from the sun?
- 7. The Earth is also known by this name (_____ Planet)
- 8. The most abundant gas on the earth’s atmosphere
- 9. This star is in the center of our solar system
Down
- 1. Fastest rotating planet
- 2. In 2006 this planet became reclassified as a dwarf planet
- 4. World Environment Day is celebrated in this month
- 6. This country will host World Environment Day in 2022
- 9. How many stars make up the Big Dipper