Absolute Dating
Authored by John Lee
Social Studies
9th - 10th Grade
CCSS covered
Used 150+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Scientists use radioactive decay to measure...
relative time
absolute time
half-lives
time of day
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The length of time required for half of the radioactive atoms in a sample to decay is its...
era
age
half-life
eon
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does absolute age differ from relative age?
only absolute dating indicates which rock is older than another
only absolute dating finds the age in years
only relative dating finds the age in years
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Radiometric dating is possible because the rates of decay of radioactive isotopes _____.
change over time
change from place to place
are constant
vary widely
5.
MULTIPLE CHOICE QUESTION
2 mins • 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?
25 years
200 years
400 years
800 years
Tags
CCSS.HSF.LE.A.4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Geologists use radioactive dating to determine THE ABSOLUTE AGE OF ROCKS.
True
False
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An element that has broken down and released particles and energy is said to be _______________.
radioactive
subatomic
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