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Grade 8 Chemistry - Unit 4: Environmental Chemistry

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  1. Air | አየር
  2. Air pollution | የአየር ብክለት
  3. Global warming | ግሎባል ዎርሚንግ
  4. Hardness of water | የውሃ ጥንካሬ
  5. Softening of hard water | ጠንካራ ውሃ ማለስለስ
  6. Water pollution | የውሃ ብክለት
  7. Water purification | ውሃን ማጣራት
  8. Soil and its composition | አፈር እና ይዘቱ
  9. Acidity and alkalinity of soil | አሲዲቲ እና አልካሊኒቲ
  10. Plant nutrients | የእጽዋት ንጥረ ምግቦች
  11. Methods of improving soil fertility | የአፈር ለምነትን ማሻሻያ መንገዶች
  12. Fuel | ነዳጅ
  13. Composition of coal, natural gas and crude oil | የ ኮል፣የተፈትሮ ጋዝ እና ድፍድፍ ነዳጅ ይዘት
  14. Use of coal, natural gas and crude oil | የ ኮል፣የተፈትሮ ጋዝ እና ድፍድፍ ነዳጅ ጥቅም
Lesson 12 of 14
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Fuel | ነዳጅ

ኑ! ከእኛ ጋር ትምህርትን ይውደዱ። አላማችን በተለያዩ ቋንቋዎች ትምህርትን ለኢትዮጵያውያን ተደራሽ ማድረግ ነው። ከአማርኛም ባሻገር በሌሎች ቋንቋዎች ላይ ለመስራት እየተዘጋጀን ነው።

የትምህርት ደረጃዎች

ስለ እኛ

ተገናኝ

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