Calculating Half Life

Quiz
•
Science
•
10th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The half-life of Iodine-131 is 8.10 days. How many days will it take a 50g sample to decay to 6.25g?
8.10 days
16.2 days
24.3 days
32.4 days
Tags
NGSS.HS-PS1-8
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Carbon-14 has a half-life of 5,370 years. How many grams of a 144 g sample of Carbon-14 will remain after 17,190 years.
144 g
72 g
36 g
18 g
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the half-life of tritium is 12.26 years, what percentage would be left after 12.26 years?
100%
50%
25%
It would all become daughter material
Tags
NGSS.HS-PS1-8
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A 208 g sample of Sodium-24 decays to 13 g of Na-24 in 60 hours. How many hours is the half-life of Na-24?
4 hours
14 hours
15 hours
20 hours
Tags
NGSS.HS-PS1-8
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The time required for half of the parent isotope to decay into daughter isotopes.
Absolute Age
Relative Age
Fossil
Half-life
Tags
NGSS.HS-PS1-8
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The half - life of K - 42 is 12.4 hrs. How much of a 750 g sample is left after 62.0 hrs?
187.5 g
93.8 g
46.9 g
23.4 g
Tags
NGSS.HS-PS1-8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The half - life of radon - 222 is 3.8 days. How much of a 100 g sample is left after 15.2 days.
50.0 g
25.0 g
12.5 g
6.25 g
Create a free account and access millions of resources
Similar Resources on Quizizz
30 questions
Half Life Review

Quiz
•
8th - 11th Grade
24 questions
STUDY GUIDE: Unit 5 - Radioactivity

Quiz
•
10th Grade
26 questions
Radiometric Dating

Quiz
•
12th Grade - University
25 questions
Half Life Calculations Practice

Quiz
•
10th Grade - University
25 questions
Half Life Calculations

Quiz
•
10th Grade - University
25 questions
Half Life Problems

Quiz
•
10th Grade - University
25 questions
Radiation #2 (Half-life & Contamination)

Quiz
•
8th Grade - University
25 questions
Radiometric Dating

Quiz
•
8th Grade - University
Popular Resources on Quizizz
15 questions
Multiplication Facts

Quiz
•
4th Grade
25 questions
SS Combined Advisory Quiz

Quiz
•
6th - 8th Grade
40 questions
Week 4 Student In Class Practice Set

Quiz
•
9th - 12th Grade
40 questions
SOL: ILE DNA Tech, Gen, Evol 2025

Quiz
•
9th - 12th Grade
20 questions
NC Universities (R2H)

Quiz
•
9th - 12th Grade
15 questions
June Review Quiz

Quiz
•
Professional Development
20 questions
Congruent and Similar Triangles

Quiz
•
8th Grade
25 questions
Triangle Inequalities

Quiz
•
10th - 12th Grade