Half Life Practice Questions
Authored by Lyndsey Sanders
Chemistry, Social Studies, Physics
11th Grade
NGSS covered
Used 37+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
If 10 mg of iodine 131 is given to a patient, how much is left after 24 days? The half-life of iodine-131 is 8 days.
Tags
NGSS.HS-PS1-8
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
The half-life of strontium-90 is 25 years. How much strontium-90 will remain after 100 years if the initial amount is 4.0 g?
Tags
NGSS.HS-PS1-8
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The diagram shows 32 atoms.
16 of the Red are parent isotopes
16 of the Green are daughter isotopes
How many half-lives have occurred?
0
1
2
3
Tags
NGSS.HS-PS1-8
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
You have 100 grams of radioactive C-14. The half life of C-14 is 5730 years.
How many grams are left after 1 half life?
Tags
NGSS.HS-PS1-8
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is Half-life?
Tags
NGSS.HS-PS1-8
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When nuclei decay, massive amounts of __________ is released.
Tags
NGSS.HS-PS1-8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The diagram shows 32 atoms
32 of the Red are the parent isotope
0 of the atoms are daughter isotopes
How many half-lives have occurred?
0
1
2
3
Tags
NGSS.HS-PS1-8
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