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Beschreibung
Quiz von Bradley Logan, aktualisiert more than 1 year ago
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Erstellt von Bradley Logan
vor etwa 9 Jahre
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Frage 1
Frage
Isotopes are different forms of the same element.
Antworten
- True
- False
Frage 2
Frage
What is the difference between isotopes?
Antworten
-
Isotopes have a different number of protons and a different number of neutrons.
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Isotopes have a different number of neutrons and the same number of protons.
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Isotopes have a different number of protons and the same number of neutrons.
Frage 3
Frage
Alpha radiation particles have ________ and ________
Antworten
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Two neutrons.
-
Two protons.
-
One neutron
-
Three protons
-
Two electrons
Frage 4
Frage
What properties are typical of a Beta particle?
Antworten
-
They have a charge of -1.
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They are large.
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They move fast.
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They move slowly.
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They are small.
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They have a charge of 0.
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They are in simple terms, a neutron.
Frage 5
Frage
Gamma rays are long wavelength electromagnetic waves.
Antworten
- True
- False
Frage 6
Frage
Nuclear fusion is the process carried out in nuclear power stations to generate energy.
Antworten
- True
- False
Frage 7
Frage
Which process releases more energy, Fission or Fusion?
Antworten
-
Fission.
-
Fusion.
Frage 8
Frage
Nuclear fusion is done in stars such as the sun.
Antworten
- True
- False
Frage 9
Frage
What happens in the process of nuclear fission?
Antworten
-
A chain reaction takes place.
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Nuclei are split up.
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Nuclei are joined together.
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The energy released is used to heat water, to create steam for generators.
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The energy released is used to turn the turbines in wind turbines.
Frage 10
Frage
What stage of it's life is our sun at?
Antworten
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Red giant.
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Black hole.
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Protostar
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Main sequence star
Frage 11
Frage
What elements are used in the energy process in stars at our sun's stage?
Antworten
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Helium.
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Uranium-235.
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Plutonium-239.
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Hydrogen.
-
Iron.
Frage 12
Frage
What happens after the red giant stage of a star's life?
Antworten
-
A supernova takes place as the star explodes.
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A neutron star is created.
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A black hole is created.
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A white dwarf is created.
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A black dwarf is created.
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A planetary nebula is ejected around the star system, from the outer layer of the star.
Frage 13
Frage
Half life is the average time it takes for the number of nuclei in an isotope to halve.
Antworten
- True
- False
Frage 14
Frage
What is radiation used for in medical practises?
Antworten
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Abortion of babies.
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Sterilising instruments.
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Tracers, followed by an external detector.
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Radiotherapy, the killing of cancerous cells.
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The sterilisation of the mouth in extreme dental cases.
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