science
Across
- 2. an imaginary line
- 4. geographic information system
- 6. the change in elevation from one line to the next
- 8. imaginary line that makes a half circle
- 9. every 5th line they are darker
- 10. a half of a sphere
- 11. global positioning system
Down
- 1. distance in degrees north or south
- 2. high above sea level
- 3. connects point of equal elevation
- 5. distance in degrees east or west
- 7. a map showing the surface features