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Earth as a System: Energy, Matter and Life
Science · Chapter 12 · Unit IV: Earth as a System
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Your path through this chapter
Visual lesson Beta
- Part 1: the spheres, sunlight and the seasons17 slides
- Part 2: cycles of matter and human impact17 slides
Flashcards Beta
32 cards for quick recall of key terms and facts.
Review the cards Step 3: Not startedPractice
60 board-style questions with instant checks: Multiple choice 21, Short answer 11, Assertion and reason 6, Long answer 5.
Practise Step 4: Not startedChapter test Free
Short and long chapter tests in board pattern, with results and analysis.
Step 5: Not started- Chapter test (long) — Earth as a System: Energy, Matter and Life · 40 marks · 90 min
- Chapter test (short) — Earth as a System: Energy, Matter and Life · 20 marks · 40 min
Topics 4
- Earth as interconnected spheres
- Solar energy: nature, spectrum and interaction with Earth
- Biogeochemical cycles
- Human impact on Earth systems