Science

8th

grade

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Dating Rock Layers & Fossils

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  • 1. Multiple Choice
    2 minutes
    1 pt
    The statement that the oldest layer will be at the bottom in an undisturbed sequence of rock layers is called the Principle of ....
    Inclusions
    Unconformities
    Cross-Cutting Relationships
    Superposition
  • 2. Multiple Choice
    1 minute
    1 pt
    The Principle of Cross-Cutting Relationships states that an igneous intrusion is 
    always younger than the layers it cuts across
    always older than the layers it cuts across
    the same age as the rock it melted
    none of the answers are correct
  • 3. Multiple Choice
    1 minute
    1 pt
    Relative age dating is used to determine the...
    actual age of an event
    length of time between two events
    age of one event in comparison with other events
    rate at which a gologic process occurs
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