Secondary Geography : Book Two /
J.Tan B.A
- Second Edition.
- Singapore : Feb International, 1977.
- 271 Pages : pbk. 22.5 cm.
1. Physical Geography a. Landforms and ProcessesMountains, valleys, rivers, plateaus formed by natural processes. Weathering (breaking down of rocks) and erosion (movement of sediment). Tectonic activity: Earthquakes, volcanoes, and plate boundaries.