Chapter 10 of 10
Concept Maps
Matter around us — Concept Maps
Tamil Nadu Board · Class 9 · Science
3 concept maps of Matter around us for Tamil Nadu Board Class 9 Science, each also written out as a text outline.
45 questions28 flashcards5 concepts
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3 Concept Maps
Matter Classification Overview
The map in words
- Matter in Universe
- Definition
- Has mass
- Occupies space
- Examples all around us
- Classification by Composition
- Pure Substances
- Elements
- Single atom type
- 118 known elements
- Cannot decompose
- Compounds
- Multiple element types
- Fixed composition
- Different properties
- Elements
- Mixtures
- Two or more substances
- Variable composition
- Retain individual properties
- Can separate physically
- Pure Substances
- Types of Mixtures
- Homogeneous
- Uniform composition
- Single phase
- Appear uniform
- Examples solutions
- Heterogeneous
- Non-uniform composition
- Multiple phases
- Components visible
- Examples suspensions
- Homogeneous
- Definition
Mind map showing the hierarchical classification of matter into pure substances (elements and compounds) and mixtures (homogeneous and heterogeneous)
The map in words
- Matter
- Pure Substances
- Elements
- Single kind of atom
- Compounds
- Two or more elements
- Fixed ratio
- Elements
- Mixtures
- Homogeneous
- Uniform composition
- Single phase
- Heterogeneous
- Non-uniform composition
- Multiple phases
- Homogeneous
- Pure Substances
Flowchart showing the properties and characteristics of elements
The map in words
- Element
- Cannot be broken down further
- Example: Aluminium
- 118 known elements total
- Example: Aluminium
- Made of one kind of atom
- Unique properties
- Cannot be broken down further
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Explore DiagramsFrequently Asked Questions
What are the important topics in Matter around us for Tamil Nadu Board Class 9 Science?
Key topics in Matter around us include Definition and Basic Concepts of Matter, Elements - Building Blocks of Matter, Compounds - Combinations of Elements, Mixtures - Physical Combinations. Study these first, then practise questions on each for Class 9 exams.
What do the concept maps for Matter around us show?
The 3 maps show how the ideas in Matter around us connect: Matter Classification Overview; Mind map showing the hierarchical classification of matter into pure substances (elements and compounds) and mixtures (homogeneous and heterogeneous). Each map is also written out as an outline on this page.
How should I revise Matter around us for Class 9 exams?
Learn the core ideas first, then work through the 45 practice questions on Matter around us. Revise definitions regularly and use flashcards for quick recall before the exam.
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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