Primary 3 - Discover
Theme 2: The World Around Me - Natural Resources and Environment
Earth's Natural Resources: Distinguishing Renewable and Non-Renewable Wealth
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Our planet Earth is blessed with abundant natural resources that sustain all living organisms! In this lesson, we explore what natural resources are, and discover the essential difference between renewable resources that replenish continuously (like sunlight, wind, water, and fertile soil) and non-renewable resources that are limited and deplete over time (like coal, petroleum oil, natural gas, and mined minerals).
🌍 What are Natural Resources?
Natural Resources: Materials, substances, and energy found in the natural environment without human intervention that living things use for food, water, shelter, clothing, and power.
⚖️ Renewable vs Non-Renewable Comparison
| Feature | Renewable Resources | Non-Renewable Resources |
|---|---|---|
| Definition | Resources that naturally replenish faster than they are consumed; they do not run out. | Resources that exist in fixed, limited amounts; once consumed, they take millions of years to reform. |
| Examples | Solar energy (sunlight), wind power, flowing water, fertile soil, and trees. | Fossil fuels (coal, crude oil, natural gas) and metallic minerals (iron, gold, copper). |
| Environmental Impact | Clean, eco-friendly, zero carbon emissions during operation. | Burning fossil fuels produces smoke, carbon emissions, and air pollution. |
Resource Classification Exercises
Answer: Because the sun shines naturally every day and will continue to supply heat and light without ever running out.
Answer: Petroleum (crude oil) and natural gas (or coal).
Answer: Moving wind rotates giant turbine blades, spinning an electrical generator to create clean power without burning fuel.
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natural resource
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مورد طبيعي أوجدته الطبيعة
📖 Def: substance from nature used by humans
renewable
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متجدد ومستمر لا ينفد
📖 Def: capable of being replenished naturally
non-renewable
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غير متجدد وناضب بالاستهلاك
📖 Def: existing in finite quantities
fossil fuel
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وقود حفري كالفحم والبترول والغاز
📖 Def: fuel formed from ancient living remains
solar energy
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الطاقة الشمسية
📖 Def: radiant light and heat from the sun
wind power
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طاقة الرياح الحركية
📖 Def: power generated by moving air currents
deplete
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ينفد ويستنفد تدريجياً
📖 Def: diminish in number or quantity
replenish
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يتجدد ويعوض طبيعياً
📖 Def: fill up or restore again
turbine
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توربين ومحرك دوار
📖 Def: machine for producing rotary mechanical power
sustainable
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مستدام وصديق للبيئة
📖 Def: able to be maintained over long term
minerals
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معادن صلبة مستخرجة من الأرض
📖 Def: solid inorganic substances like iron
emissions
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انبعاثات وغازات عادمة
📖 Def: substances discharged into the air
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