Age of Earth

Assessment
•
Katie Vitatoe
•
Science
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7th - 9th Grade
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331 plays
•
Medium
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16 questions
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1.
Multiple Choice
Age of a rock compared to the ages of other rocks, such as "this rock is older than the rest in the area".
Absolute Age
Law of Superposition
Relative Age
Unconformity
2.
Multiple Choice
the number of years that have passed since the rock was formed, such as, "this basalt layer is 1000 years old +/- 20 years".
absolute age
law of superposition
relative age
unconformity
3.
Multiple Choice
In undisturbed horizontal layers of sedimentary rock, the oldest rocks are found at the bottom. Each higher layer is younger than the layer(s) below it.
absolute age
law of superposition
relative age
unconformity
4.
Multiple Choice
A gap in the geologic record due to erosion. Where new rock layers meet a much older rock surface beneath them.
absolute age
law of superposition
relative age
unconformity
5.
Multiple Choice
Lava that hardens on the Earth's surface, forming igneous rock is an example of:
extrusion
fault
index fossil
intrusion
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