Science – Grade 4

Unit 1: Understanding life systems (Habitats and communities)
1.1 Human interactions and natural Habitats and communities
English (Arabic Subtitle)
Extra
1.2 Species at risk
English
Extra
1.3 habitats
English (Arabic Subtitle)
1.4 Food chains
English
Arabic
1.5 communities
English
Arabic
1.6 Produces, consumers, and decomposers
English
Arabic
Arabic (Eco Systems)
1.7 Herbivores and Carnivores
English
Arabic
1.8 animal adaptations
English
Arabic
1.9 plant adaptations
English
Arabic
1.10 Humans depend on natural habitats and communities
English
Arabic
Unit 2: Simple machines
2.1 Simple machines الآلات البسيطة 
English
Arabic
2.2 Environmental impact of pulleys and gears التأثير البيئي للبكرات والتروس 
English
Arabic
2.3 The purpose of pulleys and gears الهدف من البكرات والتروس 
English
Arabic
2.4 speed السرعة
English
Arabic
2.5 Force القوة
English
Arabic
2.6 The transferring motion تحول الحركة
English
Arabic
2.7 Spur Gears تروس الدفع 
English
Arabic
2.8 Idler Gears عواطل التروس
English
Arabic
2.9 How does the bicycle work ?
English
Arabic
Unit 3: Understanding Matter and energy (light and sound)
Understanding Matter and energy (light and sound)
Part 1
Part 2
3.1 The impact of technologies that use sound تأثير التقنيات التي تستخدم الصوت
English
Arabic
3.2 Sources of light (Natural and artificial) مصادر الضوء (طبيعية وصناعية)
English
Arabic
3.3 Emitting and Reflecting light انبعاث انعكاس الضوء
English
Arabic
3.4 Reflection انعكاس
English
Arabic
3.5 Refraction الانكسار 
English
Arabic
3.6 Absorption امتصاص الضوء
English
Arabic
3.7 Diffraction إنحراف الضوء
English
Arabic
3.8 Properties of sound خصائص الصوت
English
Arabic
3.9 Light energy and materials الطاقة الضوئية والمواد
English
Arabic
3.10 Sound Energy and material الطاقة الصوتية والمواد 
English
Arabic
3.11 Light and heat energy طاقة الضوء والحرارة
English
Arabic
Extra
Extra
Unit 4: Understanding earth and space systems( Rocks
and minerals)
 4.1 Costs and benefits of materials made from rocks and minerals تكاليف وفوائد المواد المصنوعة من الصخور والمعادن
English
Arabic
4.2 The impact of mining تأثير التنجيم 
English
Arabic
4.3 Rocks vs Minerals الأحجار و المعادن 
English
Arabic
4.4 Properties of Minerals خصائص المعادن 
English
Arabic
4.5 How rocks are formed كيف تتشكل الصخور أنواع الصخور و خصائصها
English
Arabic
4.6 Sedimentary rocks صخور رسوبية 
English
Arabic

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Ontario, Canada
TEL: 289-652-1510
Email: info@qed.org

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