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Radioactivity And Nuclear Reactions II
Test Description: Second quiz on radioactivity
Instructions: Answer all questions to get your test result.
1) The discovery that uranium is a radioactive element was made by
A
Louis Pasteur
B
Marie and Pierre Curie
C
Dmitri Mendeleev
D
Henri Becquerel
2) Radium and polonium were discovered by
A
Louis Pasteur
B
Henri Becquerel
C
Marie and Pierre Curie
D
Dmitri Mendeleev
3) A form of radiation that travels as waves is
A
alpha
B
beta
C
gamma
D
quark
4) Energy in the sun is produced as a result of
A
nuclear fusion
B
nuclear fission
C
chemical reactions
D
both nuclear fusion and nuclear fission
5) The constant rate at which a radioactive element decays is called
A
its attrition
B
a chemical change
C
its half-life
D
its decomposition
6) The use of carbon-14 to determine the age of fossils is called
A
transmutation
B
radioactive dating
C
attrition
D
chemical dating
7) The process of nuclear decay is called
A
nuclear attrition
B
decomposition
C
nuclear attraction
D
radioactivity
8) The process by which one element changes to another element through nuclear decay is called
A
transmutation
B
chemical decay
C
attrition
D
decomposition
9) Any radioisotope that is used to detect changes in bodily functions is a(an)
A
ion
B
biological detector
C
chemical signal
D
tracer
10) Protons and neutrons are attracted to each other because
A
protons are positive and neutrons are negative
B
protons are negative and neutrons are positive
C
the oppositie force
D
the strong force
*select an answer for all questions
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