Radioactive Decay

Quiz
•
Science
•
9th Grade
•
Hard
+1
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The shaded boxes represent the undecayed atoms for Isotope "X". If Isotope X has a half-life of 1,000 years, how old is this sample?
1,000 years
2,000 years
3,000 years
4,000 years
Tags
NGSS.HS-PS1-8
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A sample of wood that originally contained 100 grams of Carbon-14 now contains 12.5 grams. How old is this sample?
5.7 x 103
11.4 x 103
17.1 x 103
22.8 x 103
Tags
NGSS.HS-PS1-8
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Complete the nuclear equation and determine the type of decay that is occurring in this reaction.
alpha
beta
gamma
none
Tags
Solve Alpha/Beta
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If we start off with element 24X50 after an alpha decay we get another element Y that looks like
22Y50
22Y46
20Y48
26Y54
Tags
Solve Alpha/Beta
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If some Protactinium (Pa) decays by alpha it would become...
Actinium (Ac)
Thorium( (Th)
Uranium (U)
Neptunium (Np)
Plutonium (Pu)
Tags
Solve Alpha/Beta
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If some Protactinium (Pa) decays by beta it would become...
Actinium (Ac)
Thorium( (Th)
Uranium (U)
Neptunium (Np)
Plutonium (Pu)
Tags
Solve Alpha/Beta
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How is the alpha particle written in a nuclear equation?
42He
24He
0-1e
00γ
Tags
Alpha/Beta
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