Lesson
Radioactivity
5 days ago by
fheery_lcc_68303
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  • Slide 1
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    Radioactivity

    Text
  • Slide 2
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  • Slide 3
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  • Question 4
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    180 seconds
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    Q.

    Where's the most reactive pace on earth?

  • Question 5
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    180 seconds
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    Q.

    What's the most dangerous job when it comes to radiation?

  • Slide 6
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  • Question 7
    60 seconds
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    Q.

    What is the dose of radiation that kills 50% of people who receive that dose? (LD 50)

    answer choices

    0.1 Sieverts

    1 Sievert

    3 Sieverts

    5 Sieverts

    10 Sieverts

  • Question 8
    45 seconds
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    Q.

    Which particle has a negative charge

    answer choices

    Alpha

    Electron

    Proton

    Neutron

  • Question 9
    20 seconds
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    Q.

    When nuclei decay, massive amounts of __________ is released.

    answer choices

    energy

    electrons

    protons

    neutrons

  • Slide 10
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  • Question 11
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    Q. Different isotopes have...
    answer choices
    different masses
    different atomic numbers
    different electrons
    different protons
  • Question 12
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    Q. What is an isotope? 
    answer choices
    A charged atom
    An atom with different amounts of neutrons
    An atom with different amounts of protons
    A neutral atom
  • Question 13
    30 seconds
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    Q.

    What is the mass number of Uranium

    answer choices

    92

    238.029

    340.029

    None of these

  • Slide 14
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  • Question 15
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    Q. Which atoms combine together during fusion reaction on the sun?
    answer choices
    Helium and Hydrogen atoms
    Hydrogen atoms
    Hydrogen and Lithium atoms
    Hydrogen and Carbon atoms
  • Question 16
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    Q. Where does fusion occur naturally?
    answer choices
    Underwater
    All around us
    In the radioactive waste
    On the sun
  • Question 17
    60 seconds
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    Q. How do nuclear power-plants work?
    answer choices
    Fusion
    Half-life
    Fission
    Fusion or fission
  • Question 18
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    Q. The splitting of a nucleus into smaller nuclei is
    answer choices
    fusion
    fission
    half-life
    gamma radiation
  • Question 19
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    Q. Takes two small nuclei and combines them into a larger nucleus
    answer choices
    fission
    fusion
  • Question 20
    30 seconds
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    Q.

    What is the function of the cooling towers of the nuclear reactor?

    answer choices

    to create steam

    to spin the turbine

    to limit the heat produced by the uranium

    to turn steam back into water

  • Question 21
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    Q.

    Choose THREE benefits of using nuclear power

    answer choices

    no CO2 emitted to the atmosphere to cause global warming

    no fossil fuels are burned

    there is no waste with nuclear power

    it provides a large amount of electricity

    the waste stays radioactive for thousands of years

  • Question 22
    30 seconds
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    Q.

    Nuclear Power uses ____________ to create energy

    answer choices

    coal

    natural gas

    uranium

    cooling towers

  • Slide 23
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