Nuclear Reactions and Half-Life

Quiz
•
Science
•
9th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
This is an example of...
Fission reaction
Fusion reaction
Decomposition reaction
Decay
Tags
NGSS.HS-PS1-8
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve this equation for beta decay.
2760Co = ___ + -10e
2556Mn
2860Ni
2358V
2759Co
Tags
NGSS.HS-PS1-8
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The most dangerous type of radiation is the ____.
alpha particle
gamma ray
beta particle
uranium
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The splitting of a nucleus into smaller nuclei is
nuclear fusion
nuclear fission
radioactive half-life
gamma radiation
beta radiation
Tags
NGSS.HS-PS1-8
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Why does beta decay occur?
The nucleus is too large to be stable
The proton to neutron ratio is unstable
The nucleus is in an excited state. This usually follows other types of decay.
The nucleus is too small to be viable by itself
The isotope has too many high energy electrons
Tags
NGSS.HS-PS1-8
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Technetium-99 isotope has a half-life of 6.0 hours. If 100.0 mg were injected into a patient how much remains after 18 hours?
33.0 mg
12.5 mg
.33 mg
15.8 mg
50.0 mg
Tags
NGSS.HS-PS1-8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If you start with a complete sample, how much of the sample is left after the third half-life?
1/2
1/3
1/16
1/8
1/5
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