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ABSOLUTE vs RELATIVE Age of Rocks Flashcards | StudBud
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ABSOLUTE vs RELATIVE Age of Rocks
ABSOLUTE vs RELATIVE Age of Rocks
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6th grade Earth Science
Flashcards
8 cards
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Practice quiz
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Questions
8
Answers
1
The RATE at which a radioactive element decays remains constant
TRUE
FALSE
Cannot be calculated
2
Geologists use RADIOACTIVE DATING to determine the RELATIVE AGE of rocks.
FALSE
TRUE
There is no way to know how old rocks are
3
Some elements are radioactive which means ______________
they give off energy as they break down
they are always the same and never change
4
The layer labeled YOUNGEST is an example of
a sedimentary rock layer
an extrusion
an igneous intrusion
a hardened lava flow
5
Rocks or fossils found in the LOWEST layers are ___________ than those in the top layers
older
younger
the same age
more common
6
The amount of time it takes for material that was radioactive to decay into a more stable form
Absolute age
Half-life
Relative age
7
Knowing whether a rock is older or younger is known as
Radioactive decay
Half-life
Absolute age
Relative age
8
Is the Hermit Shale OLDER or YOUNGER than the Coconino Sandstone?
1 million years older
Older
Younger
