Half Life and Radioactivity

Quiz
•
Science
•
9th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the Half life of this isotope?
5 seconds
10 seconds
15 seconds
20 seconds
Tags
NGSS.HS-PS1-8
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the Half Life of this isotope?
3 days
5 days
8 days
10 days
Tags
NGSS.HS-PS1-8
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The Half Life of Californium 252 is 5 years.
TRUE
FALSE
Tags
NGSS.HS-PS1-8
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The % of the parent isotope remaining after 2 Half Lives.
50%
25%
12.5%
6.25%
Tags
NGSS.HS-PS1-8
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
After one half life, a sample will begin to have more of the parent isotope than the daughter isotope.
TRUE
FALSE
Tags
NGSS.HS-PS1-8
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The rate at which a radioactive element decays is its ____.
quarter life
whole life
wonderful life
half life
Tags
NGSS.HS-PS1-8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the half life of a radioactive element is 100yrs, how long would it take for the radioactivity to reduce by one half?
200yrs
100yrs
50yrs
300yrs
Tags
NGSS.HS-PS1-8
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