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MATTER IN OUR SURROUNDINGS
Rating: 3.0 out of 5(1 rating)
19 students

MATTER IN OUR SURROUNDINGS

INTRODUCTION TO MATTER, PHYSICAL NATURE OF MATTER, STATES OF MATTER, GASEOUS STATE, MOLECULAR STRUCTURE
Created byVinay Arya
Last updated 10/2019
English

What you'll learn

  • INTRODUCTION TO MATTER, PHYSICAL NATURE OF MATTER, STATES OF MATTER, GASEOUS STATE, MOLECULAR STRUCTURE

Course content

1 section • 10 lectures • 2h 16m total length

  • 1.1. CONTENTS11:23

    Explore the contents and introduction to matter, cover its physical and chemical nature, molecular structure, and the three states of matter with melting, boiling, and sublimation points.

  • 1.2. INTRODUCTION TO MATTER7:05

    Explore matter in our surroundings, classifying it into solid, liquid, and gas, distinguishing homogeneous and heterogeneous substances, and noting how temperature and pressure drive state changes with everyday examples.

  • 1.3. PHYSICAL NATURE OF MATTER11:42

    Explore the physical nature of matter by studying physical properties, states, and diffusion, including sugar in water, particle spaces, dilution, and how temperature and cohesion affect movement.

  • 1.4. STATES OF MATTER16:57

    Explore the three states of matter: solids, liquids, and gases, and compare properties like solids' definite volume and shape, liquids' shape of container, and diffusion tendencies.

  • 1.5. GASEOUS STATE14:58

    Compare the gaseous state with solids and liquids, showing gases have indefinite shape and indefinite volume, definite mass, and high compressibility. Explore diffusion and real-world gas applications.

  • 1.6. MOLECULAR STRUCTURE17:54

    Explore how molecular structure distinguishes solids, liquids, and gases, detailing shape, volume, diffusion, density, and compressibility, and show state changes with temperature and pressure.

  • 1.7. MELTING14:55

    Explore melting and other state changes, including latent heat of fusion and boiling, and how temperature scales from Celsius to Kelvin relate to solid, liquid, and gas transitions.

  • 1.8. SUBLIMATION15:43

    Sublimation converts a solid directly to a gas on heating, with camphor, ammonium chloride, and iodine as examples, and is used in purification via sublimation and sublimate formation.

  • 1.9. FACTORS AFFECTING EVAPORATION13:02

    Explore how evaporation rates depend on the nature of liquids, surface area, temperature, humidity, and wind speed, with real world examples showing faster evaporation for weaker intermolecular forces.

  • 1.10. EVAPORATION13:20

    Explore evaporation as the conversion of a liquid to vapor via latent heat, distinguish it from boiling, and see practical examples like sweating and condensation on bottles.

  • Innovation

Requirements

  • Basics of Matter

Description

Early Indian philosophers and ancient Greek philosophers classified matter in the from of five basic elements “Panch Tatva” - air, earth, fire, sky and water. All living and non living things are made of these five basic elements.

In our surroundings, we see a large variety of things with different shapes, size and textures. Everything in this universe is made up of material which scientists have named “Matter” for example air, food, stones, clouds, stars, plants and animals, even a small drop of water. The perception of joy, love, hate, thought, cold, hot, pain does not constitute matter while we perceive.

Material :- The term used to describe a particular kind of matter, is called material e.g. – wood, water and marble.

Type of material :-

(a) Homogeneous material :- A material which has same composition and same properties throughout, is called homogeneous material .

(b) Heterogeneous material :- A material which has different composition and different properties in different parts is called heterogeneous material. For e.g. – In marble, presence of grey and red grains of other materials.

Matter : - Anything which occupies space and has mass is called matter, so everything in the universe is “matter” .Some examples of matter are, water, air, metals, plants, animals etc. The matter can be classified into different categories depending upon its physical or chemical nature

(a) Matter is categorized as a gas, a liquid and a solid on the basis of physical state. For e.g. – Air, water, and the earth.

Who this course is for:

  • Beginners and 10 Grade Students

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