Interview
Matter around us
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Anything that occupies space and has mass and is felt by senses is called matter.
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CHAPTER -1 “Matter in our Surroundings”CONCEPT DETAILS
KEY CONCEPTS :[ *rating as per the significance of concept]
1. Particle nature of Matter hl
2. States of Matter kal
3. Interchange in states of Matter lah
4. Evaporation & Boiling kx
5. Kelvin, Celsius scale xk
4 Pre requisites
= Definition of matter.
= Elementary idea of three physical states of matter .
SURVEY ANALYSIS
Conceptual levels of comprehension on the basis of feedback taken from the students
, 1. Particle Nature of Matter
[ refer NCERT text book activities 1.1 to 1.8 |
» Anything that occupies space and has mass and is felt by senses is called matter.
» Matter is the form of five basic elements the Panch tatva — air , earth fire , sky and
water.
» Characteristics of particles of matter
eo Made of tiny particles.
e Vacant spaces exist in particles.
e Particles are in continuous motion.
e Particles are held together by forces of attraction.
Q.1 Define matter.
Q.2 What happens if you put copper sulphate crystals in water?
2. States of Matter
[ refer NCERT text book activities 1.9 to 1.11 |
Basis of Classification of Types
e Based upon particle arrangement
e Based upon energy of particles
e Based upon distance between particles
> Five states of matter
Gas
Liquid J Plasma
Bose-
Solid > < Einstein
condensate
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