10464098
Description
Quiz by Genghis Khan, updated more than 1 year ago
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Created by Genghis Khan
over 6 years ago
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Question 1
Question
What is a half-life?
Answer
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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
Question 2
Question
Alpha particles can only be slowed down by lead
Answer
- True
- False
Question 3
Question
The plum pudding model presented the theory that electrons floated around a nucleus in positive 'jelly'
Answer
- True
- False
Question 4
Question
Which particles are high speed electrons
Answer
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alpha
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beta
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gamma
Question 5
Question
What is an isotope?
Answer
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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
Question 6
Question
What is the charge of the proton?
Answer
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0
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+1
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-1
Question 7
Question
The mass of a gamma ray is 0.00000000000000564382 kg
Answer
- True
- False
Question 8
Question
what is the atomic number?
Answer
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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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