GR. 7 GEOGRAPHY GLOSSARY 2

ACROSS

1. Plant cover in an area. Also called flora

5. Imaginary lines on earth drawn north/south. Measures given east & west of the Prime Meridian (Greenwich, UK)

9. process by which plants convert sunlight into energy for growth

11. Naturally occurring substances found in the rocks that can be used

12. narrow stretch of water joining two larger bodies of water

13. activities to modify natural resources to meet our needs. (removing impurities from ore to get minerals)

14. dry area on the leeward side of high land blocking the path of rain-bearing winds

16. The crust of the earth overlaying the mantle

17. explanatory description or key to features on a map or chart

18. movement of large numbers of animals or people from 1 part of the earth to another

21. An S-shaped curve in the river.

22. A colourless gas that makes up about 78% of the atmosphere & is part of all living things

23. water vapor & bodies of water that cover much of the earth

DOWN

2. The natural features of the earth's surface

3. preservation of distinct cultural identities among groups within a unified society

4. Imaginary lines on the earth drawn E & W. Latitude measures are given N & S of the equator

6. layer in stratosphere. Protects us from solar radiation

7. natural, physical feature of the earth's surface (plateau, mtn, plain), major surface features

8. Stored water.

9. measure of the number of individuals occupying an area (10 people/square kmē)

10. e.g. 1:100 000 means 1 cm on the map is equal to 100 000 cm on the ground

15. Supplying water to soil through ditches, canals, sprinklers & drips

19. part of the earth's atmosphere (50 km - 500 km up)

20. this resource can be regenerated if used carefully (e.g., fish, timber)

24. Contamination by sewage, chemicals or bacteria