"Science 2: Grade 9" பக்கத்தின் திருத்தங்களுக்கிடையேயான வேறுபாடு

03:16, 3 டிசம்பர் 2015 இல் கடைசித் திருத்தம்

Science 2: Grade 9

நூலக எண்	15096
ஆசிரியர்	-
நூல் வகை	பாட நூல்
மொழி	ஆங்கிலம்
வெளியீட்டாளர்	கல்வி வெளியீட்டுத் திணைக்களம்‎
வெளியீட்டாண்டு	2010
பக்கங்கள்	151

வாசிக்க

Science 2: Grade 9 (80.2 MB) (PDF வடிவம்) - தரவிறக்கிக் கணினியில் வாசியுங்கள் - உதவி

உள்ளடக்கம்

Foreword
Properties, applications and reactions of substances
- Evidence for the occurrence of a chemical reaction
  - Differences between chemical and physical changes
  - Evidence for a chemical reactions
- Behaviour of atoms
  - Law of conservation of mass
  - Dalton's Atomic Theory
  - Recent discoveries about the atom
- Using chemical symbols
  - Development of the use of symbols in Chemistry
  - International Coventions
  - Importance of using symbols
- Reactions of metals and non-metals with air, water,acids and bases
- Alloys and their Uses
  - What are alloys
  - Common alloys, their properties, characteristics and uses
- Identification of nutrients in food
  - Major types of nutrients
- Criteria for identifying the quality of cobsumer goods
- Composite materials
  - Classification of composites
  - Uses of Composites
- Properties and uses of polymers
  - Monomers and polymers
  - Natural and artificial polymers
  - Problems and solutions associated with the use of artificial polymers
- Preparation of solutions to suit the requirements
  - Mixtures
  - Solutions
  - Various Solvents
- ways of generating electricity
  - Structure and function of electric cells
  - Electricity Generators
  - Bicycle dynamo
- Uses of Nanotechnology
  - Concept of Nanoterchnology
  - Uses of nanotechnology
  - Advers effects of nanotechnology
Diversity of flowers
- Morphological diversist of flowers
  - Parts of a flower and their arrangement
- Structure of flower
- Inflorescence
  - Racemose inflorescences
  - Cymose Inflorescenses
- Diversity of fruits
  - Simple fruits
  - Aggregate fruits
  - Composite fruits
- Dispearsal of fruits and seeds
  - Dispersal by wind
  - Dispearsal by water
  - Dispersal by animals
  - Dispearsal by explosive mechanisms
- Diversity in plant habit
  - Annuals
  - Biennials
  - Perennials
  - Uses of plants to humans
Light and Sound
- Behaviour of light
  - Reflection of light
  - Refraction of light
- Behaviour of sound
  - Reflection
  - Echo
  - Reverberation
  - Absorption of sound
  - Resonance
  - Musical sound and Noise
Marvels in the world of animals
- Marvels in the world of animals
  - Animals that exhibit mysterious characters
Management of natural disasters and associated risks
- Risk condition associated with drought
  - Drought
  - Drought forecasting
  - Scientify reasons which bring about drought
  - Effects of drought
  - Management of drought disasters
  - Effect of drought to srilanka
- Minimizing the effects of Tsunami

நூல்கள் [20,165] இதழ்கள் [17,463] பத்திரிகைகள் [69,570] பிரசுரங்கள் [1,367] நினைவு மலர்கள் [2,592] சிறப்பு மலர்கள் [7,252] எழுத்தாளர்கள் [8,997] பதிப்பாளர்கள் [7,210] வெளியீட்டு ஆண்டு [238] குறிச்சொற்கள் [127] வலைவாசல்கள் [25] சுவடியகம் [24] நிறுவனங்கள் [1,926] வாழ்க்கை வரலாறுகள் [3,398]

உங்கள் பங்களிப்புகளுக்கு

@@ வரிசை 11: / வரிசை 11: @@
 =={{Multi|வாசிக்க|To Read}}==
 * [http://noolaham.net/project/151/15096/15096.pdf Science 2: Grade 9 (80.2 MB)] {{P}}
+=={{Multi| உள்ளடக்கம்|Contents}}==
+*Foreword
+*Properties, applications and reactions of  substances
+**Evidence for the occurrence of a chemical reaction
+***Differences between chemical and physical changes
+***Evidence for a chemical reactions
+**Behaviour of atoms
+***Law of conservation of mass
+***Dalton's Atomic Theory
+***Recent discoveries about the atom
+**Using chemical symbols
+***Development of the use of symbols in Chemistry
+***International Coventions
+***Importance of using symbols
+**Reactions of metals and non-metals with air, water,acids and bases
+**Alloys and their Uses
+***What are alloys
+***Common alloys, their properties, characteristics and uses
+**Identification of nutrients in food
+***Major types of nutrients
+**Criteria for identifying the quality of cobsumer goods
+**Composite materials
+***Classification of composites
+***Uses of  Composites
+**Properties and uses of polymers
+***Monomers and polymers
+***Natural and artificial polymers
+***Problems and solutions associated with the use of artificial polymers
+**Preparation of solutions to suit the requirements
+***Mixtures
+***Solutions
+***Various Solvents
+**ways of generating electricity
+***Structure and function of electric cells
+***Electricity Generators
+***Bicycle dynamo
+**Uses of Nanotechnology
+***Concept of Nanoterchnology
+***Uses of nanotechnology
+***Advers effects of nanotechnology
+*Diversity of flowers
+**Morphological diversist of flowers
+***Parts of a flower and their arrangement
+**Structure of flower
+**Inflorescence
+***Racemose inflorescences
+***Cymose Inflorescenses
+**Diversity of fruits
+***Simple fruits
+***Aggregate fruits
+***Composite fruits
+**Dispearsal of fruits and seeds
+***Dispersal by wind
+***Dispearsal by water
+***Dispersal by animals
+***Dispearsal by explosive mechanisms
+**Diversity in plant habit
+***Annuals
+***Biennials
+***Perennials
+***Uses of plants to humans
+*Light and Sound
+**Behaviour of light
+***Reflection of light
+***Refraction of light
+**Behaviour of sound
+***Reflection
+***Echo
+***Reverberation
+***Absorption of sound
+***Resonance
+***Musical sound and Noise
+*Marvels in the world of animals
+**Marvels in the world of animals
+***Animals that exhibit mysterious characters
+*Management of natural disasters and associated risks
+**Risk condition associated with drought
+***Drought
+***Drought forecasting
+***Scientify reasons which bring about drought
+***Effects of drought
+***Management of drought disasters
+***Effect of drought to srilanka
+**Minimizing the effects  of Tsunami
 [[பகுப்பு:2010]]
 [[பகுப்பு:கல்வி வெளியீட்டுத் திணைக்களம்‎]]