Physical Science Module 13

20 Questions | Total Attempts: 1048

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Physical Science Module 13

It’s time to turn our collective attention to the forces involved in creation, as we look at the scientific study of physics. What can you tell us about this particular realm of science? Let’s find out right now.


Questions and Answers
  • 1. 
    The center of an atom, containing the protons and neutrons is called:
    • A. 

      Proton

    • B. 

      Neutron

    • C. 

      Electron

    • D. 

      Nucleus

  • 2. 
    The number of protons in an atom is called the:
    • A. 

      Adrionic Number

    • B. 

      Atomic Number

    • C. 

      Atomic Nucleus

    • D. 

      Average Mass Number

  • 3. 
    The sum of the numbers of neutrons and protons in the nucleus of an atom is called the:
    • A. 

      Atomic Number

    • B. 

      Adrionic Number

    • C. 

      Mass Number

    • D. 

      Atomic Nucleus

  • 4. 
    Atoms with the same number of protons but different numbers of neutrons are called:
    • A. 

      Isotopes

    • B. 

      Elements

    • C. 

      Isobars

    • D. 

      Pions

  • 5. 
    A collection of atoms that all have the same number of protons are called:
    • A. 

      Isotopes

    • B. 

      Elements

    • C. 

      Pions

    • D. 

      Quarks

  • 6. 
    An atom with a nucleus that is not stable is called:
    • A. 

      Pion

    • B. 

      Quark

    • C. 

      Isotope

    • D. 

      Radioactive Isotope

  • 7. 
    Which is larger, an electron or a proton?
    • A. 

      Electron

    • B. 

      Proton

  • 8. 
    Which is negatively charged?
    • A. 

      Electron

    • B. 

      Proton

  • 9. 
    What causes the nuclear force?
    • A. 

      Exchange of Gluons

    • B. 

      Exchange of Quarks

    • C. 

      Exchange of Pions

    • D. 

      Exchange of Neutrons

  • 10. 
    The nuclear force is a short-range force because quarks can only exist for a short time.
    • A. 

      True

    • B. 

      False

  • 11. 
    Choose the correct number of protons, electrons, and neutrons in the atom 48Ca.
    • A. 

      28 protons, 28 electrons, 20 neutrons

    • B. 

      20 protons, 20 electrons, 28 neutrons

    • C. 

      8 protons, 8 electrons, 40 neutrons

    • D. 

      40 protons, 40 electrons, 8 neutrons

  • 12. 
    Choose the correct number of protons, electrons, and neutrons in the atom 124Sn.
    • A. 

      74 protons, 74 electrons, 50 neutrons

    • B. 

      24 protons, 24 electrons, 100 neutrons

    • C. 

      50 protons, 50 electrons, 74 neutrons

    • D. 

      118 protons, 118 electrons, 6 neutrons

  • 13. 
    Choose the correct number of protons, electrons, and neutrons in the atom 109Ag.
    • A. 

      47 protons, 47 electrons, 62 neutrons

    • B. 

      62 protons, 62 electrons, 47 neutrons

    • C. 

      100 protons, 100 electrons, 9 neutrons

    • D. 

      52 protons, 52 electrons, 57 neutrons

  • 14. 
    How many Bohr orbits would a model of the 23Na atom have and how many electrons would be on the outermost orbit?
    • A. 

      1 orbit and 23 electrons on the outer orbit

    • B. 

      2 orbits and 9 electrons on the outer orbit

    • C. 

      3 orbits and 1 electron on the outer orbit

    • D. 

      4 orbits and 13 electrons on the outer orbit

  • 15. 
    Which of the following atoms are isotopes? 144Ce,   144Nd,   144Sm,   145Nd 
    • A. 

      144Ce, 144Nd, 144Sm

    • B. 

      144Nd, 145Nd

    • C. 

      144Ce, 144Sm

    • D. 

      144Nd, 144Sm, 145Nd

  • 16. 
    A radioactive isotope has a half-life of 3 hours.  If a scientist has 30 grams of the isotope, how much is left after 15 hours?
    • A. 

      1.875 grams

    • B. 

      7.5 grams

    • C. 

      0.9375 grams

    • D. 

      3.75 grams

  • 17. 
    What is the daughter product in the beta decay of 144Ce?
    • A. 

      144Ce

    • B. 

      144Pr

    • C. 

      144La

    • D. 

      140Ba

  • 18. 
    What is the daughter product in the alpha decay of 220Rn?
    • A. 

      220Fr

    • B. 

      220At

    • C. 

      216Po

    • D. 

      220Rn

  • 19. 
    What is the daughter product in the gamma decay of 239U?
    • A. 

      239U

    • B. 

      239Np

    • C. 

      235Th

    • D. 

      239Pa

  • 20. 
    If a piece of paper is placed between a radioactive isotope and a person, which kind of radioactive particle will the person be protected from?
    • A. 

      Alpha Particles

    • B. 

      Beta Particles

    • C. 

      Gamma Particles

    • D. 

      Alpha and Beta Particles

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