10464098
Beschreibung
Quiz von Genghis Khan, aktualisiert more than 1 year ago
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Erstellt von Genghis Khan
vor etwa 7 Jahre
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Frage 1
Frage
What is a half-life?
Antworten
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The time for half the radioactive nuclei in any sample to undergo radioactive decay
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A video game
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Half of the life of an electron
Frage 2
Frage
Alpha particles can only be slowed down by lead
Antworten
- True
- False
Frage 3
Frage
The plum pudding model presented the theory that electrons floated around a nucleus in positive 'jelly'
Antworten
- True
- False
Frage 4
Frage
Which particles are high speed electrons
Antworten
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alpha
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beta
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gamma
Frage 5
Frage
What is an isotope?
Antworten
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An atom with an extra electron
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Equipment used to find out the amount of radiation emitted.
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They have the same atomic number but a different mass number
Frage 6
Frage
What is the charge of the proton?
Antworten
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0
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+1
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-1
Frage 7
Frage
The mass of a gamma ray is 0.00000000000000564382 kg
Antworten
- True
- False
Frage 8
Frage
what is the atomic number?
Antworten
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The charge of an atom
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The number of protons in an atom
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Boris Johnson's hair
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