Let's try some New Words:
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Matter- வஸ்து:
2. Mass- நிறை:
3. Solid- கெட்டியான:
4. Liquid- நீர்:
5. Gas- வாயு:
6. Melt- உருக:
7. Evaporate-ஆவியாகும்:
8. Composition- கலவை:
Self-Study Corner
Try this interactive Science Workbook and revise the basic concepts - CLICK HERE
Activity 1: Classify the matter around you into solid, liquid and gas
Activity 2: States of Matter Experiment - CLICK HERE
Activity Corner
Watch and learn from a video ->
Understand from the video and write the difference between solid, liquid and gas?
Comparing and Contrasting the particles in various states of Matter
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Pure Substances-particles with same composition (தூய்மையான பொருள்) E.g Sugar
Mixture- two or more particles with different composition (கலவை) E.g Salt +Sugar+ Mud; Lemon Juice
Watch the video and find out more - CLICK HERE
Methods of Separation
Assessment Corner
What is Matter?
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Anything that occupies space
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Made up of small particles (atoms)
What are the states of matter?
There are three states of matter Solid, Liquid and Gas.
Watch the video and learn about the states of Matter - CLICK HERE
Discuss and Learn
What happens when your mother or father boils water?
Why does ice-cream melt?
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The matter will gain heat and change its state
Why does matter change its state? - CLICK HERE
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Assessment Corner
QUIZ 1: Test yourself - CLICK HERE
QUIZ 2 : Interactive Assessment- CLICK HERE
Read through the presentation to know how various Separation process takes place:
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Discuss and Learn
What will you do to separate the mixtures?
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Remove tea leaves from the liquid while making tea (filtration)
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Separate sand and water (sedimentation and decantation)
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Remove stones from rice (handpicking)
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Separate iron nails from sand (magnetic separation)
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Separate rice and husk (winnowing)
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Separate grains from stalk (threshing)
Separate rice flour from other particles (sieving)