Geologic Time Scale Test! Trivia Quiz

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| By Cara Rocchi
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Cara Rocchi
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| Attempts: 1,692 | Questions: 10
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1. The geologic time scale is divided into _______________ based on changes in flora and fauna:

Explanation

Based on the fossil record, organisms have changed throughout Earth's history. These changes are represented in the Geologic Time Scale.

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About This Quiz
Geologic Time Scale Test! Trivia Quiz - Quiz

If you want a geologic time scale test, this trivia quiz is exactly what you need. The earth has undergone a lot of changes since it was formed... see moreand a person who is well capable of telling you about this changes needs to have a proper understanding of time scales and events associated with them. Are you this type of person? Take up the quiz and keep a yes in mind if you get to answer all the questions right.
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2. All of the following show examples of relative ages EXCEPT:

Explanation

Relative age is a comparison of one object to another.

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3. List the layers and geologic processes from oldest to youngest.

Explanation

The bottom layer is the oldest, the top layer is the youngest. Anything that cuts in front of rock layers is younger than the layers it cuts.

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4. Layer I is the oldest rock layer. Which geologic principle verifies this information?

Explanation

The Principle of Superposition states that in layers of undisturbed sedimentary rocks, the layer on the bottom is the oldest and layers above are progressively younger.

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5. An extrusion occurs when ____________ hardens on the Earth's surface.

Explanation

Extrusions are magma that reaches the surface of the Earth, therefore becoming lava.

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6. In the picture, the arrow is pointing to a(n):

Explanation

The arrow is pointing to magma that cuts through the rocks but does not reach the surface of the earth.

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7. Many scientists believe that the extinction of the dinosaurs was mostly the result of a meteorite hitting the Earth. What evidence supports this theory?

Explanation

Rock samples in the crater date back to the same period as dinosaurs.

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8. A gap in the geologic record that formed when sedimentary rocks cover an eroded surface is called:

Explanation

Unconformities are the result of layers of rock being eroded away and covered by other layers.

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9. Scratches and scouring in rocks is most likely evidence of which geologic event?

Explanation

Scratches in rocks can be evidence of a glacier moving through the area.

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10. Which of the following would NOT be evidence of an Ice Age?

Explanation

Carbon dioxide can be found in call ice core samples. The amount of carbon dioxide provides evidence about Earth's past.

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The geologic time scale is divided into _______________ based on...
All of the following show examples of relative ages EXCEPT:
List the layers and geologic processes from oldest to youngest.
Layer I is the oldest rock layer. Which geologic principle verifies...
An extrusion occurs when ____________ hardens on the Earth's surface.
In the picture, the arrow is pointing to a(n):
Many scientists believe that the extinction of the dinosaurs was...
A gap in the geologic record that formed when sedimentary rocks cover...
Scratches and scouring in rocks is most likely evidence of which...
Which of the following would NOT be evidence of an Ice Age?
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