Quarter 3 - Module 3: Atoms - Inside Out Lesson 1 Quiz
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Questions and Answers

What is the origin of the word 'atom'?

  • It originates from the Sanskrit word 'atman' meaning soul
  • It comes from the Greek word 'atomos' meaning indivisible (correct)
  • It is derived from the Latin word 'atomus' meaning divisible
  • It is a portmanteau of the English words 'at' and 'tome'

    • Which subatomic particles carry a positive charge?

  • Electrons
  • Neutrons
  • Protons (correct)
  • All of the above

    • What is the name given to the central region of an atom that contains protons and neutrons?

  • Orbital
  • Valence shell
  • Nucleus (correct)
  • Electron cloud

    • In a stable atom, what is the relationship between the number of protons and electrons?

    <p>The number of protons and electrons is equal</p> Signup and view all the answers

    What is the collective name given to protons and neutrons?

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

    According to the passage, which subatomic particles contribute to the mass of an atom?

    <p>Protons and neutrons</p> Signup and view all the answers

    What was the primary evidence that led Rutherford to propose the nuclear model of the atom?

    <p>All of the above observations contributed to Rutherford's nuclear model.</p> Signup and view all the answers

    In Rutherford's nuclear model, what is the location of the positive charge and the majority of the mass of an atom?

    <p>Concentrated in a dense, positively charged nucleus at the center.</p> Signup and view all the answers

    Which model of the atom did Rutherford's nuclear model replace?

    <p>Thomson's plum pudding model.</p> Signup and view all the answers

    Why might the 'raisin bread model' or 'watermelon fruit model' be better analogies than the 'plum pudding model' for students in the Philippines?

    <p>Raisins and watermelons are more commonly known in the Philippines.</p> Signup and view all the answers

    In the nuclear model of the atom, what is the region where the electrons are located?

    <p>Mostly empty space surrounding the nucleus.</p> Signup and view all the answers

    What is the primary difference between a neutral atom and an ion?

    <p>A neutral atom has an equal number of protons and electrons, while an ion has an imbalance.</p> Signup and view all the answers

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