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WorksheetsRadiation
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Why can't we use carbon-14 to determine the age of the earth?
a)
It's half life is too short
b)
There is an overabundance of it
2.
Why does the atomic number increase during beta decay?
a)
A neutron turns into a proton
b)
A proton turns into a neutron
3.
Which type of radioactive decay gives off energy only?
a)
alpha
b)
beta
c)
gamma
4.
If Gadolinium-150 goes through alpha decay, the resulting element has a new atomic mass of _____.
a)
150
b)
148
c)
146
5.
Which type of radiation is the most damaging?
a)
alpha
b)
beta
c)
gamma
6.
If Cesium-120 goes through beta decay what is the the new element's atomic mass?
a)
54
b)
55
c)
56
7.
What is the correct formula to determine the amount of neutrons produced from 10 fission reactions?
a)
103
b)
310
8.
What isotope was used to determine the age of the earth?
a)
Carbon-14
b)
Uranium-238
c)
Lead
9.
How old is the earth?
a)
4.6 million years old
b)
4.6 billion years old
c)
9.2 billion years old
10.
Who sings Ring of Fire?
a)
Waylon
b)
Willie
c)
Johnny
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