Matter in Our Surroundings - Chapter 1
29 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the process of change of solid state into liquid state known as?

  • Evaporation
  • Fusion (correct)
  • Condensation
  • Sublimation
  • Where does the heat energy go when a solid melts and its temperature remains the same?

  • It escapes into the surroundings
  • It gets hidden into the contents (correct)
  • It increases the pressure
  • It decreases the temperature
  • What term is used to describe heat energy absorbed by ice without showing a rise in temperature?

  • Thermal conductivity
  • Specific heat
  • Sensible heat
  • Latent heat (correct)
  • What is considered when heat energy is absorbed by ice without a rise in temperature?

    <p>Latent heat</p> Signup and view all the answers

    What term refers to the amount of heat energy required to change 1 kg of a solid into liquid at its melting point?

    <p>Latent heat of fusion</p> Signup and view all the answers

    What characteristic defines solids based on the text?

    <p>Maintaining shape under outside force</p> Signup and view all the answers

    Why are solids described as having a 'negligible compressibility' in the text?

    <p>It is difficult to compress them by applying force</p> Signup and view all the answers

    Based on the text, why is a sponge considered a solid even though it can be compressed?

    <p>It regains its shape after compression</p> Signup and view all the answers

    Why do sugar and salt, when kept in different jars, take the shape of the jar based on the text?

    <p>They have distinct boundaries</p> Signup and view all the answers

    What characteristic distinguishes liquids from solids according to the text?

    <p>Ability to flow easily</p> Signup and view all the answers

    What happens when pouring a liquid from one container into another based on the text?

    <p>The shape of the liquid remains the same</p> Signup and view all the answers

    What is the process of particles changing directly from a gaseous state to a solid state?

    <p>Deposition</p> Signup and view all the answers

    Which phenomenon involves particles from the surface of a liquid gaining enough energy to change into the vapor state?

    <p>Evaporation</p> Signup and view all the answers

    What measurable quantity is defined as the amount of heat energy required to change 1 kg of solid into a liquid at its melting point?

    <p>Latent heat of fusion</p> Signup and view all the answers

    Which factor does NOT affect the rate of evaporation?

    <p>Volume</p> Signup and view all the answers

    What is the heat energy required to change 1 kg of a liquid to gas at its boiling point known as?

    <p>Latent heat of vaporization</p> Signup and view all the answers

    In which phenomenon do particles from the whole bulk of a liquid change into the vapor state?

    <p>Boiling</p> Signup and view all the answers

    What conclusion can be drawn from the experiment involving dilution of potassium permanganate?

    <p>Even with dilution, the color of potassium permanganate remains visible.</p> Signup and view all the answers

    What is a key characteristic of particles of matter according to the text?

    <p>There is enough space between particles of matter.</p> Signup and view all the answers

    What is the main observation regarding the smell in the experiment using Dettol?

    <p>The smell of Dettol can be detected even on repeated dilution.</p> Signup and view all the answers

    What does the experiment with ink and honey in water demonstrate?

    <p>Particles of one type of matter get into the spaces between particles of the other.</p> Signup and view all the answers

    What does the observation about the small particles of matter suggest?

    <p>Particles of matter are extremely tiny and keep dividing into smaller particles.</p> Signup and view all the answers

    In the experiment with incense stick, what can be inferred about detecting the smell?

    <p>The smell can be detected even at a distance from the incense stick.</p> Signup and view all the answers

    What are the two types of classifications of matter based on?

    <p>Physical properties and chemical nature</p> Signup and view all the answers

    How did ancient Indian philosophers classify matter?

    <p>As five basic elements called 'Panch Tatva'</p> Signup and view all the answers

    What is one significant characteristic of matter?

    <p>It has mass and occupies space</p> Signup and view all the answers

    According to early schools of thought, how was the nature of matter described?

    <p>As continuous like a block of wood</p> Signup and view all the answers

    What will be discussed in subsequent chapters regarding matter?

    <p>Chemical aspects of matter</p> Signup and view all the answers

    What is not a common characteristic of all matter?

    <p>It has no physical properties</p> Signup and view all the answers

    More Like This

    Matter and Mass Quiz
    5 questions

    Matter and Mass Quiz

    KindlyFluorite avatar
    KindlyFluorite
    Properties of Matter: Mass and Volume
    3 questions
    Matter, Mass, and Properties Quiz
    12 questions
    Use Quizgecko on...
    Browser
    Browser