925754
Questão 1
Questão
Atoms contain the same number of ...
Responda
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Protons
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Neutrons
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Electrons
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Particles
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Ions
Questão 2
Questão
Ionising involves breaking down electrons.
Responda
- True
- False
Questão 3
Questão
Ionisation involves _____ electrons
Responda
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gaining
-
losing
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gaining and losing
Questão 4
Questão
The formation of ions can cause...
Responda
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chemical reactions
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change in temperature
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a greater mass
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greater acidity
Questão 5
Questão
Alpha, Beta and Gamma radiations come from the nucleus of an atom.
Responda
- True
- False
Questão 6
Questão
Alpha radiation causes _____ ionisation
Responda
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more
-
less
Questão 7
Questão
Gamma radiation causes ____ ionisation
Responda
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More
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Less
Questão 8
Questão
Beta is stopped by
Responda
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a few millimetres of aluminium.
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a sheet of paper.
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a few centimetres of lead, or many metres of concrete.
Questão 9
Questão
Gamma is stopped by
Responda
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a few centimetres of lead, or many metres of concrete.
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a sheet of paper.
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a few millimetres of aluminium.
Questão 10
Questão
Alpha is stopped by
Responda
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a few millimetres of aluminium.
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a sheet of paper.
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a few centimetres of lead, or many metres of concrete.
Questão 11
Questão
Positive ions are formed when electrons are...
Responda
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Lost
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Gained
Questão 12
Questão
Alpha can be used for...
Responda
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smoke detectors
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monitoring the thickness of materials such as paper, plastic and aluminium
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the treatment of cancer, testing equipment and sterilising medical instruments.
Questão 13
Questão
beta radiation can be used for...
Responda
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the treatment of cancer, testing equipment and sterilising medical instruments.
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the monitor the thickness of materials such as paper, plastic and aluminium
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smoke detectors
Questão 14
Questão
gamma radiation can be used for...
Responda
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the treatment of cancer, testing equipment and sterilising medical instruments.
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monitoring the thickness of materials such as paper, plastic and aluminium
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smoke detectors
Questão 15
Questão
______ is a waste product from nuclear reactors.
Responda
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Plutonium
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Uranium
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Granite
Questão 16
Questão
______ is a waste product from nuclear reactors.
Responda
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Plutonium
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Uranium
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Granite
Questão 17
Questão
Nuclear fuels do not produce:
Responda
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Carbon Dioxide
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Sulfur Dioxide
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Methane
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Water Vapour
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Carbon Monoxide
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