Matter: Properties and States
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Questions and Answers

How many states of matter can exist?

  • Four
  • Five
  • Three (correct)
  • Two

    • What is the definition of matter?

  • Anything that occupies space only
  • Anything that has mass and occupies space (correct)
  • Anything that occupies space
  • Anything that has mass only

    • What is the smallest unit of an element called?

  • Element
  • Atom (correct)
  • Compound
  • Molecule

    • What is responsible for the properties of a substance?

    <p>Intermolecular forces</p> Signup and view all the answers

    What is the basis of the three states of matter?

    <p>Molecular model</p> Signup and view all the answers

    Who developed the kinetic theory of matter?

    <p>Dalton, Joule, Davy, Maxwell, and Boltzmann</p> Signup and view all the answers

    What is the primary reason for the existence of intermolecular forces between molecules of a substance?

    <p>Continuous motion of molecules</p> Signup and view all the answers

    What is the term for the smallest unit of a substance composed of two or more elements?

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

    According to the kinetic theory of matter, what is the primary characteristic of molecules in a substance?

    <p>They are in a state of continuous motion</p> Signup and view all the answers

    What is the basis for explaining the three states of matter?

    <p>Kinetic molecular theory of matter</p> Signup and view all the answers

    What is the term for the energy possessed by molecules in a substance?

    <p>Kinetic energy</p> Signup and view all the answers

    What is a characteristic common to all the three states of matter?

    <p>Molecular motion</p> Signup and view all the answers

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