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