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WorksheetsRadioactivity Research Check
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
1.What do you call the centre of an atom?
a)
Electron
b)
Proton
c)
Nucleus
d)
Neutron
2.
A neutral atom has…
a)
Equal numbers of Protons & Neutrons
b)
Different numbers of Protons
c)
Equal numbers of Electrons & Neutrons
d)
Equal numbers of Protons & Electrons
3.
How many types of radiation are there?
a)
3
b)
2
c)
9
d)
4
4.
Radiation is emitted from…
a)
All atoms
b)
Most atoms
c)
Unstable atoms
d)
Stable atoms
5.
An alpha particle consists of...
a)
2 protons
b)
A high speed electron
c)
A wave
d)
2 protons and 2 neutrons
6.
Beta radiation is...
a)
2 protons
b)
A high speed electron
c)
A wave
d)
2 protons and 2 neutrons
7.
Gamma radiation is...
a)
2 protons
b)
A high speed electron
c)
A wave
d)
2 protons and 2 neutrons
8.
Alpha is stopped by...
a)
Thick lead
b)
Thin paper
c)
A few cm of paper
d)
Aluminium
9.
Beta is stopped by
a)
Lead
b)
Aluminium
c)
Concrete
d)
Paper
10.
Gamma is mostly stopped by...
a)
Thick lead
b)
A few cm of air
c)
Aluminium
d)
Paper
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