| 總結: | Science: Chapter 1: Classification Chapter 2: Celle Chapter 3: Reproduction Chapter 4: Body systems Chapter 5: Plants Chapter 6: Biomes Chapter 7: Ecosystems Chapter 8: Plate tectonics Chapter 9: Rocks and minerals Chapter 10: Eeshaping earth's surface Chapter 11: Earth's resources Chapter 12: Climate and weather Chapter 13: Matter Chapter 14: Building blocks of matter Chapter 15: Forces and motion Chapter 16: Machines Chapter 17: Changing energy Chapter 18: Thermal and light energy Chapter 19: Earth, sun, and moon Chapter 20: The universe Chapter 21: Impacts of technology. |
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| 實物描述: | 608tr. ; 27cm |
| ISBN: | 0328294861 |