Absolute vs. Relative Dating
Authored by Brenna Coldren
Other Sciences
6th - 7th Grade
CCSS covered
Used 2K+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Why are isotopes with short half-lives not useful for dating very old rocks?
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Scientists use radioactive decay to measure...
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The length of time required for half of the radioactive atoms in a sample to decay is its...
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How does absolute age differ from relative age?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Radiometric dating is possible because the rates of decay of radioactive isotopes _____.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The time it takes for 50% of the nuclei in a radioactive sample to decay to its stable isotope is called _____.
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
If the half-life of a radioactive group of atoms is 100 years, then how old is the rock if there have been two half-lives?
Tags
CCSS.HSF.LE.A.4
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