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Sabaragamuwa Province
Semis
English (en)
தமிழ் (ta_lk)
සිංහල (si)
நீங்கள் தற்சமயம் விருந்தினர் கணக்கைப் பயன்படுத்துகின்றீர்கள் (
புகுபதிகை
)
பிரதான உள்ளடக்கத்திற்கு செல்
Grade 9 Science
முதற்பக்கம்
பாடநெறிகள்
English
Grade 9
9 Science
14. Reflection and Refraction of Waves
Questions_Reflection and Refraction of Waves
Questions_Reflection and Refraction of Waves
https://learningapps.org/watch?v=pgajfxr7j21
URL ஐ திறப்பதற்கு இணைப்பு
https://learningapps.org/watch?v=pgajfxr7j21
ஐ சொடுக்குக
Previous activity
◄ Interactive Activity
இங்கு செல்
இங்கு செல்
Announcements
Applications of Micro-organisms
A cross section of human eye
DEFECTS OF VISION
Eye
Elementa and compounds
Grade 9_Science_Unit 3_Symbols for elements-Select correct symbol for the element
Grade 9_Science_Basic Concepts Associated with Force
Grade 9_Science_Pressure Exerted by Solid
Human organ system
Arteries, veins and capillaries
Let's label the parts of the heart
Movements of plants
Features of an ecosystem interactive activity
Interactive video
Interactive Activity
Lever Interactive Activity
Other Simple Machines Interactive activity
Let's select 'Simple Machines'
Next activity
Lever Interactive Activity ►
முதற்பக்கம்
நாட்காட்டி
Course sections
பொது
1. Applications of Micro-organisms
2. Eye and Ear
3. Nature and Properties of Matter
4. Basic Concepts Associated with Force
5. Pressure Exerted by Solid
6. The Human Circulatory System
7. Plant Growth Substances
8. Support and Movements of Organisms
9. The Evolutionary Process
10. Electrolysis
11. Density
12. Bio-diversity
13. Artificial Environment and Green Concept
14. Reflection and Refraction of Waves
15. Simple Machines
16. Nanotechnology and its Applications
17. Lightning Accidents
18. Natural Disasters
19. Sustainable Use of Natural Resources