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Paper 1
Atomic Structure and Radiation
Types, Properties and Uses of Radiation
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Created by
Ruby Wain
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Cards (23)
How many types of radiation can be emitted from the nucleus?
Four
types
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What are alpha particles identified with?
Identical to the
nucleus
of a
helium
atom
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What is the composition of an alpha particle?
Two
protons
and two
neutrons
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How far can alpha particles travel in air?
A few
centimeters
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What stops alpha particles?
Paper
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What is beta radiation identified as?
A high-energy
electron
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How does beta radiation compare to alpha radiation in terms of energy?
It has
higher
energy
than
alpha
radiation
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How far can beta particles travel in air?
A few
meters
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What stops beta particles?
A few
millimeters
of aluminum
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What is gamma radiation identified as?
High-frequency
electromagnetic waves
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How does gamma radiation compare to alpha and beta radiation?
It has the highest
energy
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How far can gamma rays travel in air?
Several
kilometers
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What stops gamma rays?
Several
centimeters
of
lead
or concrete
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What is the use of alpha radiation?
Smoke alarms
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What is the use of beta radiation?
Thickness gauges
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What is the use of gamma radiation?
Cancer treatment
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What is the charge of an alpha particle?
+2
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What is the charge of a beta particle?
-1
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What is the charge of gamma radiation?
Neutral
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What is the
neutron
radiation
represented as?
n
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Do you need to recall the properties of neutron radiation?
No
, only
that
it
exists
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What are the four types of radiation emitted from the nucleus?
Alpha radiation
Beta radiation
Gamma radiation
Neutron radiation
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What are the properties and uses of each type of radiation?
Alpha Radiation
:
Composition: 2 protons, 2 neutrons
Uses:
Smoke alarms
Beta Radiation
:
Composition: High-energy electrons
Uses:
Thickness gauges
Gamma Radiation
:
Composition: High-frequency electromagnetic waves
Uses:
Cancer treatment
Neutron Radiation
:
Composition: Neutrons
Uses: Not required to recall properties
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