Absolute Dating

Quiz
•
Science
•
8th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the half-life of a radioactive group of atoms is 300 years, then how old is the rock if there have been three half-lives?
37.5 years
100 years
600 years
900 years
Tags
NGSS.HS-PS1-8
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If you had 1000 atoms of parent isotope, then how many parent atoms would you have after 1 half-life?
75 atoms
250 atoms
500 atoms
125 atoms
Tags
NGSS.HS-PS1-8
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If you had 1000 atoms of parent isotope, then how many parent atoms would you have after 2 half-lives?
75 atoms
250 atoms
500 atoms
125 atoms
Tags
NGSS.HS-PS1-8
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If you had 1000 atoms of parent isotope, then how many parent atoms would you have after 3 half-lives?
75 atoms
250 atoms
500 atoms
125 atoms
Tags
NGSS.HS-PS1-8
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the half-life of a radioactive group of atoms is 100 years, then how old is the rock if there 25% parent isotope left?
50 years
100 years
200 years
300 years
Tags
NGSS.HS-PS1-8
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If the half-life of a radioactive group of atoms is 100 years, then how old is the rock if there 12.5% parent isotope left?
50 years
100 years
200 years
300 years
Tags
NGSS.HS-PS1-8
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following methods is used in absolute dating to determine the age of a rock?
Radiocarbon dating
Dendrochronology
Thermoluminescence
Stratigraphy
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