PECTAA 2026 Syllabus

Class 10 Β· Physics

Chapter 21: Space & Environment

Complete study resources β€” short questions, long questions, MCQs & more.

✍️ Prepared by Muhammad Tayyab
🌞 Nuclear Fusion πŸŒ€ Cyclones 🌍 Global Warming ☒️ Background Radiation
5 Resource Types
40+ Short Q&As
100% Exam-Focused

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Q&A

Short Questions

Complete set of short questions with exact exam-ready answers. Covers Sun, nuclear fusion, orbital distance, cyclones, global warming, background radiation, and geothermal activity.

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Exercise

Exercise Short Questions

Exercise-specific short questions with precise answers. Sun composition, planet comparison factors, global warming and hurricanes, background radiation sources, safety measures, and Coriolis effect.

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In-Depth

Long Questions

In-depth long questions with detailed explanations. Nuclear fusion in the Sun, orbital distance and surface temperature, convection in cyclones, background radiation sources, and radiation safety measures.

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Exam Prep

Constructed Response

Exam-focused constructed response questions with reasoning. Gas giants density, atmospheric composition and temperature, Coriolis effect, geothermal activity, and background radiation sources.

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MCQs

Multiple Choice Questions

Comprehensive MCQs covering nuclear fusion in Sun, planetary surface temperature, cyclones formation, global warming gases, Coriolis effect, rising sea levels, and background radiation with explanations.

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🌍 Key Concepts – Space & Environment

\(E = mc^2\)
Nuclear Fusion Energy
\(F = G\frac{m_1m_2}{r^2}\)
Gravitational Force
\(T \propto \frac{1}{r^2}\)
Solar Energy & Distance

πŸ“– Complete syllabus coverage for Class 10 Physics (PECTAA 2026) – Units 10 to 21

Created by Hira Science Academy | Aligned with PECTAA 2026 Syllabus

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